Yuengchigear Co., Ltd.

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Taipei Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Release control mechanism for emergency exit
- Patent number 7,537,038
- Issue date May 26, 2009
- Yuengchigear Co., Ltd.
- Chung Hsien Hsieh
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES