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Patents for F. A. Otto
Patents 1 - 8 of 8
First set of recordsLast set of records
642,155Jan. 30, 1900E. Campbell, G. RedfordWrenchquick adjust wrenches
656,260Aug. 21, 1900T.A. PanyardCaliper Attachmentcalipers
693,353Feb. 11, 1902J.B. ErwinCan Holderjar wrenches
742,238Oct. 27, 1903A. RoeschJar Holderjar wrenches
760,532May 24, 1904A.J. GerhardtWrench For Meat Choppersauxiliary wrenches
1,132,663Mar. 23, 1915C.J. LutherHoning Implement for Chisels, &c.tool grinders
1,196,789Sep. 05, 1916W.F. KoelpinCalipering Toolmeasurement gauges
1,450,598Apr. 03, 1923E.J. KearneySlide Actuating Mechanismmilling machine accessories
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