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Shen-Fu Huang
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New Taipei City, TW
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last 30 patents
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Patent Grant
Knob-less horizontal-shift fire door lock
Patent number
11,795,733
Issue date
Oct 24, 2023
Shen-Fu Huang
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
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Patent Application
KNOB-LESS HORIZONTAL-SHIFT FIRE DOOR LOCK
Publication number
20230027980
Publication date
Jan 26, 2023
Shen-Fu Huang
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
CAM-TYPE OIL-FREE AUTOMATIC DOOR CLOSER
Publication number
20150176319
Publication date
Jun 25, 2015
Shen-Fu Huang
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES