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Yun Lin Shiann, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Composite fire-proof, heat-barrier door
Patent number
5,916,077
Issue date
Jun 29, 1999
Chuan Mau Products, Ltd.
Jung-Chaun Tang
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Patent Grant
Door hinge structure
Patent number
5,689,855
Issue date
Nov 25, 1997
Chuan Mau Products Co., Ltd.
Jung-Chuan Tang
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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last 30 patents
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