Wolfgang Schalm

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Thermally-insulating connecting elements for coupling two component...
- Patent number 4,272,941
- Issue date Jun 16, 1981
- Hasselbacher; Annemarie
- Wilhelm Hasselbacher
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS