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Displaying records 21 to 40 (of 112)
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| Patent #: | 807933
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| Inventor: | Edwards, Lawrence H. |
| Invention: | Rotary Rod Weeder Drive |
| Location: | Lethbridge |
| Date: | 11/03/69 |
| Category: | Agricultural T&E; |
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| Patent #: | 824608
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| Inventor: | Ellithorpe, Ernest R. |
| Invention: | Sulphur Pelletizing Process |
| Location: | Calgary |
| Date: | 07/10/69 |
| Category: | Chemical T&E; |
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| Patent #: | 816369
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| Inventor: | England, Harold H. |
| Invention: | Expandable Shoe |
| Location: | Edmonton |
| Date: | 01/07/69 |
| Category: | Clothing Footwear |
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| Patent #: | 824101
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| Inventor: | Evans, David J.I. |
| Invention: | Production of Nickel Thori Powders |
| Location: | Edmonton |
| Date: | 30/09/69 |
| Category: | Metalworking T&E; |
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| Patent #: | 806818
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| Inventor: | Fenrick, Walter J. |
| Invention: | Piezoelectric Blast Pressure Transducer |
| Location: | Medicine Hat |
| Date: | 18/02/69 |
| Category: | Electrical & Magnetic T&E; |
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| Patent #: | 824608
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| Inventor: | Fletcher, Ronald B. |
| Invention: | Sulphur Pelletizing Process |
| Location: | Calgary |
| Date: | 07/10/69 |
| Category: | Chemical T&E; |
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| Patent #: | 830179
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| Inventor: | Gazdarica, Cyril |
| Invention: | Toy Dump Wagon |
| Location: | Tilley |
| Date: | 23/12/69 |
| Category: | Toy |
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| Patent #: | 814617
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| Inventor: | Glazier, Walter H. |
| Invention: | Common Depth Point Shooting Procedure |
| Location: | Calgary |
| Date: | 03/06/69 |
| Category: | Meteorological T&E; |
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| Patent #: | 813259
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| Inventor: | Govett, Gerald J. |
| Invention: | Precipitation of Metal Ions from Solution as Chlorides |
| Location: | Edmonton |
| Date: | 20/05/69 |
| Category: | Chemical T&E; |
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| Patent #: | 827427
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| Inventor: | Graham, Stanley T. |
| Invention: | Drive Point for Explosive Charge |
| Location: | Calgary |
| Date: | 18/11/69 |
| Category: | Mining T&E; |
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| Patent #: | 813259
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| Inventor: | Gravenor, Conrad P. |
| Invention: | Precipitation of Metal Ions from Solution as Chlorides |
| Location: | Edmonton |
| Date: | 20/05/69 |
| Category: | Chemical T&E; |
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| Patent #: | 828686
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| Inventor: | Gravenor, Conrad P. |
| Invention: | Method for Making Mixed Metal Composting |
| Location: | Edmonton |
| Date: | 02/12/69 |
| Category: | Metalworking T&E; Mining T&E; |
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| Patent #: | 810878
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| Inventor: | Gray, James J. |
| Invention: | Quickly Detachable Scraper Blades and the Like |
| Location: | Calgary |
| Date: | 22/04/69 |
| Category: | Construction T&E; |
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| Patent #: | 808554
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| Inventor: | Gunning, Harry E. |
| Invention: | Reaction Between Carbon-Carbon Unsaturated Compounds and Nitric Oxide |
| Location: | Edmonton |
| Date: | 18/03/69 |
| Category: | Chemical T&E; |
| Comments: | see above |
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| Patent #: | 817320
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| Inventor: | Gunning, Harry E. |
| Invention: | Solution Mining |
| Location: | Edmonton |
| Date: | 08/07/69 |
| Category: | Chemical T&E; |
| Comments: | see above |
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| Patent #: | 818580
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| Inventor: | Gunning, Harry E. |
| Invention: | Preparation of Vinylmercaptans |
| Location: | Edmonton |
| Date: | 22/07/69 |
| Category: | Chemical T&E; |
| Comments: | see above |
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| Patent #: | 804195
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| Inventor: | Heffring, Harland H. |
| Invention: | Method and Apparatus for Interpreting Seismic Data |
| Location: | Calgary |
| Date: | 14/01/69 |
| Category: | Mining T&E; |
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| Patent #: | 815706
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| Inventor: | Heffring, Harland H. |
| Invention: | Seismic Exploration |
| Location: | Calgary |
| Date: | 17/06/69 |
| Category: | Mining T&E; |
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| Patent #: | 812401
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| Inventor: | Hogg, John E. |
| Invention: | System for Processing Seismic Signals |
| Location: | Calgary |
| Date: | 06/05/69 |
| Category: | Mining T&E; |
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| Patent #: | 827415
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| Inventor: | Hogg, John E. |
| Invention: | Seismic Prospecting |
| Location: | Calgary |
| Date: | 18/11/69 |
| Category: | Meteorological T&E; |
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