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Patents for J. Dennis Jr.
Patents 1 - 10 of 10
First set of recordsLast set of records
9,784Jun. 14, 1853F. PurdenMortising machinemortising machines
11,787Oct. 10, 1854S. IngersollPawl Drillhand drills
14,130Jan. 22, 1856B.F. AveryMachine for bending plow-handles, &c.wood bending machines
27,206Feb. 21, 1860A.H. CrozierMachine for cutting and distancing the locks on hoopshoop making machines
30,343Oct. 09, 1860E. PayePower Hammertrip and helve hammers
35,740Jun. 24, 1862G.B. PhillipsImprovements in Wrencheswrench adjustment locks
44,504Oct. 04, 1864N.G. BarnumImproved machine for filing sawssaw sharpening machines
48,663Jul. 11, 1865B.T. CurrierCarpenter's Gagemarking gauges
71,461Nov. 26, 1867A.H. CrozierImprovement in water-wheelswater wheels
92,887Jul. 20, 1869M.O. RoyceImprovement in mitre-boxmiter boxes
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