Jurgen R. Martens

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Leinfelden-Echterdingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Counterbalanced window operators
- Patent number 5,205,074
- Issue date Apr 27, 1993
- Andersen Corporation
- James C. Guhl
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES