Donn C. Knight

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Madison Heights, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid-operated apparatus for handling and lifting loads
- Patent number 4,500,074
- Issue date Feb 19, 1985
- D. W. Zimmerman Mfg., Inc.
- Albert D. Fox
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Fluid-operated apparatus for handling and lifting loads
- Patent number 4,478,390
- Issue date Oct 23, 1984
- D. W. Zimmerman Mfg., Inc.
- Donn C. Knight
- B66 - HOISTING LIFTING HAULING