Heinrich Wiedenhofer

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Gelsenkirchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for sealing the edges of insulating glass panels
- Patent number 4,559,001
- Issue date Dec 17, 1985
- Flachglas Aktiengesellschaft
- Heinrich Wiedenhofer
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS