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Class Information
Number: 33/419
Name: Geometrical instruments > Straightedge type > Square and pivoted straightedge > And sliding
Description: Subject matter wherein the straightedge member is arranged to have both pivotal and sliding adjustment.

Patents under this class:

Patent Number Title Of Patent Date Issued
7908755 Adjustable angle framing square apparatus having a straight-edge element with a translational shift mechanism Mar. 22, 2011
7698827 Bevel setter Apr. 20, 2010
7269909 Rafter layout tool Sep. 18, 2007
7254898 Multi-purpose speed square Aug. 14, 2007
7197833 Framing square jig Apr. 3, 2007
7159328 Measurement gauge incorporating a level Jan. 9, 2007
6839974 Multi-function layout square with laser Jan. 11, 2005
6799377 Apparatus for golf putter fitting Oct. 5, 2004
6536125 Measuring and shifting square Mar. 25, 2003
6314652 Multi-purpose, multi-functional tool Nov. 13, 2001
6260283 Multi-functional carpentry tool Jul. 17, 2001
5461794 Movable type measurement scale at variable angles Oct. 31, 1995
5446969 Combination square and multi-purpose hand tool Sep. 5, 1995
5388339 Tri-square protractor Feb. 14, 1995
5226238 Infinite square Jul. 13, 1993
4835877 Try square protractor Jun. 6, 1989
4665623 Illuminated drafting aid May. 19, 1987
4562649 Adjustable carpenter square Jan. 7, 1986
4513510 Measuring tool Apr. 30, 1985
4348815 Multi-purpose square Sep. 14, 1982
4290205 Rim surface measuring guage for wheel balances Sep. 22, 1981
4244105 Polytrack digital scale Jan. 13, 1981
4137637 Carpenter's portable precision adjustable length cutting gauge Feb. 6, 1979
4062123 Adjustable routing template Dec. 13, 1977
4028814 Pivoting rule Jun. 14, 1977
4001063 Measuring instrument Jan. 4, 1977
3934350 Photo cropping device Jan. 27, 1976

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