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Patents for Fredk. C. Fraentzel
Patents 1 - 10 of 10
First set of recordsLast set of records
441,772Dec. 02, 1890K. MillerPlumb-Levelpendulum levels
451,183Apr. 28, 1891G.F. HallWrenchquick adjust wrenches
669,086Mar. 05, 1901H.C. HeinrichBung-Malletmallets
680,484Aug. 13, 1901J. GottsmanApparatus for setting saw teethsaw sets
846,569Mar. 12, 1907A.E. JonesTracing or Marking Toolbutt gauges
867,556Oct. 01, 1907R. CampbellCombination Tooltry squares
868,954Oct. 22, 1907W.H. WhittemoreSelf-Adjusting Gripping Jaw for Pipe Wrenchespipe wrenches
997,551Jul. 11, 1911G.F. HallCompound Instrumentmiter squares
D44,305Jul. 08, 1913G.F. HallDesign for an Attachment for Rulesrules
1,255,370Feb. 05, 1918A.W. WheatonSelf Closing Faucet and Wrench or Handle Thereforeauxiliary wrenches
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