Hans D. Kuhnel

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Minden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Sashes and matching frames for windows and glass doors
- Patent number 4,640,054
- Issue date Feb 3, 1987
- Fulgurit GmbH & Co., Kommanditgesellschaft
- Kurt Breimeier
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS