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Taipei, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Brake structure for a roll-up door
Patent number
7,281,612
Issue date
Oct 16, 2007
Anchuan Corporation
Chung-Jung Hsieh
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Mechanism for controlling the raising and lowering of a door
Patent number
5,386,891
Issue date
Feb 7, 1995
Anchuan Corporation
Tsung-Wen Shea
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Mechanism for controlling the raising and lowering of a door
Patent number
5,203,392
Issue date
Apr 20, 1993
Anchuan Corporation
Tsung-Wen Shea
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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