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HERMANN HAUS GMBH
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D-7530 PFORZHEIM (WEST GERMANY, DD
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Patents Grants
last 30 patents
Information
Patent Grant
Roller shutter installation and safety apparatus
Patent number
4,493,356
Issue date
Jan 15, 1985
Hermann Haus GmbH
Bruno Hermann
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS