Hendrik W. Wevers

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Patents Grantslast 30 patents

Information Patent Grant
Sealing ring with two rows of projections and for a rotary shaft
- Patent number 4,783,086
- Issue date Nov 8, 1988
- SKF Industrial Trading & Development Co., B.V.
- Johan C. M. Bras
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Lip sealing ring with tow rows of projections and for a rotary shaft
- Patent number 4,671,519
- Issue date Jun 9, 1987
- SKF Industrial Trading & Development Company B.V.
- Johan C. M. Bras
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...