Sang-Sik Ham

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Dongan-Ku, KR

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Patents Grantslast 30 patents

Information Patent Grant
Handcuffs for preventing double-locking
- Patent number 7,424,811
- Issue date Sep 16, 2008
- MR Infraauto Co., Ltd.
- Sang-Sik Ham
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Handcuffs for preventing double-locking
- Publication number 20080148788
- Publication date Jun 26, 2008
- MR InfraAuto Co., Ltd.
- Sang-Sik Ham
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES