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Patents for Leonard D. Howard
Patents 1 - 14 of 14
First set of recordsLast set of records
NumberDatePatenteeTitleType
70,570Nov. 05, 1867L.D. HowardImprovement in Bevelsbevels
92,970Jul. 27, 1869L.D. HowardImproved shutter-fastener
96,700Nov. 09, 1869L.D. HowardImprovement in tool for opening boxes
103,335May 24, 1870L.D. HowardImprovement in saw-buckswork holding
111,746Feb. 14, 1871L.D. HowardImprovement in adjustable bevelsbevels
111,747Feb. 14, 1871L.D. HowardImprovement in clothes-driers
126,549May 07, 1872L.D. HowardImprovement in rein-holders for carriages
183,397Oct. 17, 1876L.D. HowardImprovement in mitering-machinestablesaws
314,843Mar. 31, 1885L.D. HowardMiter-sawing machinetablesaws
324,323Aug. 11, 1885L.D. HowardCombined try-square and beveltry squares
356,642Jan. 25, 1887L.D. HowardMachine-tabletablesaws
513,326Jan. 23, 1894L.D. HowardPower-hammerblacksmith
657,114Sep. 04, 1900L.D. HowardPower-hammerblacksmith
709,577Sep. 23, 1902L.D. HowardDrop-hammerblacksmith
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