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Class Information
Number: 254/26E
Name: Implements or apparatus for applying pushing or pulling force > Nail extractor type > Single throw lever > Claw bar > Hammer > Extensible fulcrum

Patents under this class:

Patent Number Title Of Patent Date Issued
8544821 Hammer with leverage No. II Oct. 1, 2013
8438953 Hammering tool with buffer design May. 14, 2013
8387487 Tactical entry tool Mar. 5, 2013
8302935 Universal cable puller Nov. 6, 2012
8292266 Hammer with leverage No. II Oct. 23, 2012
8177192 Hammer with concealed adjustable fulcrum May. 15, 2012
7979971 Hand tool with an extendable plunger Jul. 19, 2011
7896314 Hand tool with an extendable plunger Mar. 1, 2011
7631853 Hammer with leverage No. II Dec. 15, 2009
7621503 Multipurpose hammer Nov. 24, 2009
7299717 Hammering tool with adjustable nail-drawing device Nov. 27, 2007
7051998 Leverage hammer May. 30, 2006
6827333 Hammer with extendible fulcrum Dec. 7, 2004
6279876 Hammer with integral lever mechanism Aug. 28, 2001
6032927 Easy nail pulling hammer Mar. 7, 2000
5938177 Power bar device Aug. 17, 1999
5622352 Connected arch nail puller for claw hammer Apr. 22, 1997
5441236 Hammers with claws and adjustable pivot points Aug. 15, 1995
5249776 Adjustable leverage claw hammer Oct. 5, 1993
5060911 Hammer with nail-pulling lever arm and fulcrum extension Oct. 29, 1991
4998996 Adjustable fulcrum for hammers Mar. 12, 1991
4422620 Adjustable fulcrum hammer Dec. 27, 1983

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