Otto Ewald

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Griesheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cross country ski binding
- Patent number 4,363,498
- Issue date Dec 14, 1982
- GEZE GmbH
- Peter Biermann
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Cross-country ski bindng with retaining means for a forwardly exten...
- Patent number 4,219,215
- Issue date Aug 26, 1980
- Vereinigte Baubeschlagfabriken Gretsch & Co. GmbH
- Peter Biermann
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Cross country ski binding
- Patent number 4,191,396
- Issue date Mar 4, 1980
- Vereinigte Baubeschlagfabriken Gretsch and Company GmbH
- Peter Biermann
- A63 - SPORTS GAMES AMUSEMENTS