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Class Information
Number: 144/75
Name: Woodworking > Mortising machine having chisel
Description: Machine which cuts a groove for receipt of a cooperating portion of another member by means of an elongated cutter having a sharp leading cutting edge.

Sub-classes under this class:

Class Number Class Name Patents
144/77 Chisel reverser 0
144/78 Hollow chisel and bit 7
144/67 Multiple chisel 0
144/80 Oscillating chisel 0
144/76 Portable 0

Patents under this class:

Patent Number Title Of Patent Date Issued
8702359 Method of forming a recess in a work Apr. 22, 2014
7509984 Mortiser and accessories therefor Mar. 31, 2009
7243692 Chisel quickly adjusting and positioning device for a chiselling machine Jul. 17, 2007
6267162 Mortising tool Jul. 31, 2001
4932450 Corner cutting shear machine and method for forming inside corners in a one-piece article Jun. 12, 1990
4235268 Tool for forming door mortice Nov. 25, 1980

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