SCREWDRIVER

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20180043516A1
SERIAL NO

15649281

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A screwdriver includes bits, a handle for a user to grip and a magnetic device with magnetic performance, which can be engaged with the bit to attract a fastener, so that the fastener does not easily fall off when driven by the bit. The handle is formed with a containing recess, and the magnetic device is removably contained in the containing recess.

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Patent Owner(s)

Patent OwnerAddress
CHERVON (HK) LIMITED138 GLOUCESTER ROAD ROOM 803B 8/F ALLIED KAJIMA BUILDING WANCHAI

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Rongzhen Nanjing, CN 4 26
Zhang, Xiaofeng Nanjing, CN 136 883

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