Forbes G. de Brie Perry

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Forest Row, GB

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Patents Grantslast 30 patents

Information Patent Grant
Continuously-variable ratio transmission
- Patent number 4,691,592
- Issue date Sep 8, 1987
- National Research Development Corporation
- Forbes G. de Brie Perry
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Continuously-variable-ratio transmission having a single input member
- Patent number 4,638,687
- Issue date Jan 27, 1987
- National Research Development Corporation
- Forbes G. De Brie Perry
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Continuously-variable ratio transmission
- Patent number 4,628,766
- Issue date Dec 16, 1986
- National Research Development Corp.
- Forbes G. de Brie Perry
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Damping device
- Patent number 4,257,495
- Issue date Mar 24, 1981
- National Research Development Corporation
- Forbes G. de Brie Perry
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...