David Cochrane Dick

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Islington, CA

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Patents Grantslast 30 patents

Information Patent Grant
Percussion rock bit
- Patent number 4,265,325
- Issue date May 5, 1981
- Canadian General Electric Company Limited
- David C. Dick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool and insert assembly
- Patent number 4,077,735
- Issue date Mar 7, 1978
- General Electric Company
- David Cochrane Dick
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR