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Patent Grant
Soundless winch
Patent number
9,067,769
Issue date
Jun 30, 2015
Kou Sheng Feng Co., Ltd.
Yu-Ta Huang
B66 - HOISTING LIFTING HAULING
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last 30 patents
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Patent Application
SOUNDLESS WINCH
Publication number
20150060747
Publication date
Mar 5, 2015
KOU SHENG FENG CO., LTD.
YU-TA HUANG
B66 - HOISTING LIFTING HAULING