ELECTRIC SCREW DRIVER WITH CLUTCH AND ROTATIONAL SPEED CONTROLLING MODULE THEREOF | Patent Publication Number 20230219200

US 20230219200 A1
Patent Number-
Application Number18068059
Filled DateDec 19, 2022
Priority DateDec 19, 2022
Publication DateJul 13, 2023
Original Assignee
Inventor/ApplicantsYun-Lun CHANG
Bo-Yi WU
Yueh Yang HU
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