Fred A. Hamlin

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La Crescenta, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Squared circle transmission
- Patent number 4,936,154
- Issue date Jun 26, 1990
- Fred A. Hamlin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Force and distance multiplying oblique leverage transmission
- Patent number 4,186,614
- Issue date Feb 5, 1980
- Fred A. Hamlin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...