Straightedge type > Plural straightedges, relatively moveable > Single pivot > T-head with pivoted straightedge > Sliding > Patents

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Class Information
Number: 33/470
Name: Geometrical instruments > Straightedge type > Plural straightedges, relatively moveable > Single pivot > T-head with pivoted straightedge > Sliding
Description: Subject matter wherein the straightedge is arranged for transverse adjustment through the pivot point.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
6470591	Bicycle riding position measuring device	Oct. 29, 2002
6049990	Multifunction layout tool	Apr. 18, 2000
5915807	All-in-one drawing apparatus	Jun. 29, 1999
5461794	Movable type measurement scale at variable angles	Oct. 31, 1995
4599806	Carpenter's square and protractor	Jul. 15, 1986
4525933	Adjustable T-square	Jul. 2, 1985
4348815	Multi-purpose square	Sep. 14, 1982
4030486	Apparatus for measuring deflection and temporal values on electrocardiac tracings	Jun. 21, 1977