Inventor
CHENG YA-CHUN
TW5 patents
Patents
5 patentsUSD931715SSep 28, 2021
Insulating carabiner hook
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Rope grab
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Hole anchor
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Method of forming set pin hole of insulated carbine hook
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US11125265B2Sep 21, 2021
Insulating carabiner hook and insulating gate for carabiner hook and manufacturing method thereof
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