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Patents for J. L. Wartmann
Patents 1 - 15 of 22
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NumberDatePatenteeTitleType
RE3,939Apr. 26, 1870S. MalesImprovement in urinals
102,400Apr. 26, 1870P.J. HoganImprovement in detachable saw-teethsaw teeth
105,120Jul. 05, 1870M.G. OgdenImprovement in scroll-sawsscrollsaws
107,187Sep. 06, 1870S. MalesImprovement in cider-mills
107,188Sep. 06, 1870S. MalesImprovement in urinals
110,119Dec. 13, 1870P.M. CummingsImprovement in head-blockssawmill headblocks
113,651Apr. 11, 1871G.A. Gray, Jr.Improvement in turning and boring-millsvertical boring mills
114,670May 09, 1871G.A. Gray, Jr.Improvement in Railroad Car-Axle Lathesaxle lathes
135,549Feb. 04, 1873H.W. HewetImprovements in Card-Punching Instruments for Railroad Conductors' Useticket
136,253Feb. 25, 1873J.M. LongPower Hammersdrop hammers
147,913Feb. 24, 1874W.H. DobsonImprovement in scroll-sawsscrollsaws
148,514Mar. 10, 1874H.L. ShepardImprovement in band-pulleysindustrial machine pulleys and belt drive mechanisms
151,592Jun. 02, 1874P.J. Hogan, A. Sowden, J. FarrowImprovement in saw-gummerssaw gummers
153,304Jul. 21, 1874H. BickfordImprovement in lathespattern lathes
155,431Sep. 29, 1874W.H. DoaneMatchermatchers
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