Heinrichs; Vern

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Differential having a generally spherical differencing element
- Patent number 4,713,976
- Issue date Dec 22, 1987
- Heinrichs; Vern
- Donald F. Wilkes
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Omnidirectional rolling support having castering induced by rotatio...
- Patent number 4,624,028
- Issue date Nov 25, 1986
- Heinrichs; Vern
- Donald F. Wilkes
- B60 - VEHICLES IN GENERAL