Huang Chun-cheng

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Lift lock and tilt device for a venetian blind
- Patent number 4,947,921
- Issue date Aug 14, 1990
- Teh Yor Industrial Co., Ltd.
- Huang Chun-cheng
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Cutter, in particular for a slat, especially of a venetian blind
- Patent number 4,876,795
- Issue date Oct 31, 1989
- Teh Yor Industrial Co., Ltd.
- Huang Chun-cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING