Basil D. Crooks

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Hand held welding tool
- Patent number D256325
- Issue date Aug 12, 1980
- Northern Telecom Limited
- Basil D. Crooks
- D08 - Tools and hardware
Information Patent Grant
Manual welding implement
- Patent number D255765
- Issue date Jul 8, 1980
- Northern Telecom Limited
- Basil D. Crooks
- D08 - Tools and hardware
Information Patent Grant
Welding gun adapted to weld fixed contacts on wire spring relays
- Patent number 4,142,087
- Issue date Feb 27, 1979
- Northern Telecom Limited
- Basil D. Crooks
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welding gun adapted to weld movable contacts on wire spring relays
- Patent number 4,110,593
- Issue date Aug 29, 1978
- Northern Telecom Limited
- Basil D. Crooks
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR