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All Patents of Type: draftsman
Patents 1 - 15 of 26
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NumberDatePatenteeTitleType
18,265Sep. 22, 1857S. Darling, J.W. StrangePencil Sharpenerdraftsman
21,554Sep. 21, 1858S. DarlingInkstanddraftsman
49,093Aug. 01, 1865S. Darlinginkstanddraftsman
51,931Jan. 09, 1866S. DarlingInkstanddraftsman
68,588Sep. 03, 1867S. DarlingInkstanddraftsman
73,956Feb. 04, 1868S. DarlingImproved Pen Cleanerdraftsman
76,409Apr. 07, 1868S. DarlingImprovement in inkstandsdraftsman
76,719Apr. 14, 1868J.E. Hall, S. DarlingImprovment in Inkstandsdraftsman
RE4,197Dec. 13, 1870S. DarlingImprovment in Inkstandsdraftsman
110,959Jan. 17, 1871S. DarlingPen Cleanerdraftsman
111,435Jan. 31, 1871S. DarlingImprovment in Inkstandsdraftsman
116,276Jun. 27, 1871S. DarlingPencil Sharpenerdraftsman
156,840Nov. 17, 1874S. DarlingInkstandsdraftsman
RE6,443May 25, 1875S. DarlingImprovment in Inkstandsdraftsman
164,721Jun. 22, 1875S. Darlinginkstanddraftsman
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