Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 19, 2016
Patent Application Number
13444772
Date Filed
April 11, 2012
Patent Citations Received
Patent Primary Examiner
Patent abstract
A hand-held knockout punch driver for use with a punch and a die. The hand-held knockout punch driver having a body with a handle portion and a contact surface, a motor positioned within the body, a draw stud moveable with respect to the body, and a magnetic coupling member configured to releaseably couple the die to the contact surface of the body.
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