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All Patents in class 33/426
Patents 1 - 15 of 33
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NumberDatePatenteeTitleType
115,318May 30, 1871E.A. HickmanImprovement in Apparatus for Illustrating Trigonometryprotractors
307,787Nov. 11, 1884H.W. MerrilCombination Try Square and Bevel gagebevels
315,388Apr. 07, 1885C.D. CowgillPlotter For Tinners' Usesquares
330,799Nov. 17, 1885G.B. OrendorffProtractorprotractors
376,430Jan. 17, 1888S. DarlingProtractorprotractors
407,285Jul. 16, 1889C. EnsmingerCombined Square, Level, Protractor, &c.combination tools
523,733Jul. 31, 1894E.L. SamuelsonAdjustable Triangleprotractors
527,035Oct. 02, 1894G.G. BoswellBevel Attachment for Framing Squarebevels
527,968Oct. 23, 1894J.J. Brown, P. GrablerSquaresquares
590,215Sep. 21, 1897S.G. EdwardsSquaresquares
609,895Aug. 30, 1898C.A. MitchellCombined Drill Gage and Protractorprotractors
718,817Jan. 20, 1903S.B. Terry, S.A. CaldwellProtracting Squarebevels
725,614Apr. 14, 1903W.G. ClementsTry Squarebevels
736,042Aug. 11, 1903C.E. WatersCombination Toolhandsaw depth gages
825,727Jul. 10, 1906A.W. HightCombined Sqaure and Bevelsquares
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