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Shaojian Lin
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Xiamen, CN
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last 30 patents
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Patent number
12,077,987
Issue date
Sep 3, 2024
Shaolian Lin
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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last 30 patents
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IMPROVED PASSWORD LOCK
Publication number
20220307290
Publication date
Sep 29, 2022
XIAMEN MAKE SECURITY TECHNOLOGY CO., LTD.
Shaolian Lin
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES