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PINGDINGSHAN DAHAN LOCK CO., LTD.
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Pingdingshan, CN
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Patents Grants
last 30 patents
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Patent Grant
Anti-theft lock with plate tumblers
Patent number
8,146,395
Issue date
Apr 3, 2012
Pingdingshan Dahan Lock Co., Ltd.
Changluo Zhu
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
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Patent Application
LINKAGE ANTI-THEFT LOCK HEAD
Publication number
20120125061
Publication date
May 24, 2012
PINGDINGSHAN DAHAN LOCK CO., LTD.
Changluo Zhu
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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