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Patents Grants
last 30 patents
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Patent Grant
Lift coard concealable venetian blind lift control mechanism
Patent number
6,662,850
Issue date
Dec 16, 2003
Industrial Technology Research Institute
Yong-Chen Chung
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Patents Applications
last 30 patents
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Patent Application
LIFT COARD CONCEALABLE VENETIAN BLIND LIFT CONTROL MECHANISM
Publication number
20030168189
Publication date
Sep 11, 2003
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
Yong-Chen Chung
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS