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Patents Grants
last 30 patents
Information
Patent Grant
Door check
Patent number
4,785,493
Issue date
Nov 22, 1988
Dorma-Baubeschlag GmbH & Co. KG.
Horst Tillmann
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door closer
Patent number
4,660,250
Issue date
Apr 28, 1987
Dorma-Baubeschlag GmbH & Co. KG.
Horst Tillman
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door check
Patent number
4,658,468
Issue date
Apr 21, 1987
Dorma-Baubeschlag GmbH & Co. KG.
Horst Tillmann
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Automatic door lock
Patent number
4,580,365
Issue date
Apr 8, 1986
Dorma-Baubeschlag GmbH & Co. KG.
Giselher Sieg
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door closing device having an adjustable length arm
Patent number
4,564,973
Issue date
Jan 21, 1986
Dorma-Baubeschlag GmbH & Co. KG.
Herbert Kordes
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Automatic door closer
Patent number
4,376,323
Issue date
Mar 15, 1983
Dorma-Baubeschlag GmbH & Co. KG
Horst Tillmann
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Automatic door closer
Patent number
4,349,939
Issue date
Sep 21, 1982
Dorma-Baubeschlag GmbH & Co. KG
Horst Tillmann
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Closing arrangement for sliding doors and the like
Patent number
4,330,960
Issue date
May 25, 1982
Dorma-Baubeschlag GmbH & Co. KG
Werner Hasemann
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door closer
Patent number
4,263,694
Issue date
Apr 28, 1981
Dorma-Baubeschlag GmbH & Co. KG
Dietrich Jentsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Automatic door closer constructed for releasably holding a door in...
Patent number
4,234,996
Issue date
Nov 25, 1980
Dorma-Baubeschlag GmbH & Co. KG.
Dietrich Jentsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
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