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All Patents of Type: folding rule joints
Patents 1 - 15 of 43
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NumberDatePatenteeTitleType
8,783XApr. 22, 1835L. HedgeCarpenter's rule jointfolding rule joints
185Apr. 29, 1837L. HedgeDouble-Centered Joint for Rulesfolding rule joints
25,460Sep. 13, 1859H. Whitmore, D.M. SmithFolding Rule Jointfolding rule joints
48,327Jun. 20, 1865J.A. TrautImprovements in Joints of Folding Rulesfolding rule joints
73,532Jan. 21, 1868W.O. JonesImprovement in Combined Rule and Squarefolding rule joints
131,407Sep. 17, 1872E. PaeckertImprovement in Jointed Rulesfolding rule joints
290,889Dec. 25, 1883F.J. KelloggTailor's Squarefolding rule joints
378,894Mar. 06, 1888J. McLeanPocket-Rulefolding rule joints
387,570Aug. 07, 1888J.A. TrautPocket Rulefolding rule joints
405,464Jun. 18, 1889W. CookScale Measurefolding rule joints
439,511Oct. 28, 1890W. HohnsteinMetal Folding Rulefolding rule joints
496,123Apr. 25, 1893W.L. KeuffelZig Zag Rulefolding rule joints
500,572Jul. 04, 1893R.J. GillhamPocket-Rulefolding rule joints
532,658Jan. 15, 1895G.C. GillespieFolding Rulerfolding rule joints
549,745Nov. 12, 1895R.S. Whittier, D.R. PorterTwo-Foot Rulefolding rule joints
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