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Patents for Hubert Howson
Patents 1 - 15 of 29
First set of recordsNext set of recordsLast set of records
135,337Jan. 28, 1873L. HoustonImprovement in mortising machinesmortising machines
136,794Mar. 11, 1873C. Van HaagenSlide Rests for Lathesmetal lathes
139,148May 20, 1873J. HarveyImprovement in machines for bending pipe-stemswood bending machines
140,938Jul. 15, 1873C.H. Mellor, M.L. OrumImprovement in rotary cutterscutters
142,493Sep. 02, 1873F.B. MilesPlaning Machinesmetal planers
142,694Sep. 09, 1873F.E. HahnImprovement in boring-millsvertical boring mills
143,667Oct. 14, 1873G.W. CarrCorn Huskerscorn huskers
149,020Mar. 24, 1874A. WoodMetal Shaft Turning Lathesmetal lathes
156,989Nov. 17, 1874H. DisstonImprovement in Saw Grinding Machinesmaking sawblades
157,634Dec. 08, 1874W.J. ReaganImprovement in handles for sawssaw handles
161,746Apr. 06, 1875W.E. BrockImprovement in lumber
162,355Apr. 20, 1875C. DisstonPlaster's Trowel
162,444Apr. 20, 1875T. WilbrahamImprovement in metal-turning lathesmetal lathes
163,162May 11, 1875H. DisstonImprovement in Saw Setssaw sets
163,163May 11, 1875T.S. DisstonImprovement in Saw Gummers
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