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Patents for George L. Chindahl
Patents 1 - 15 of 15
First set of recordsLast set of records
NumberDatePatenteeTitleType
833,294Oct. 16, 1906G.J. BlumPunching and shearing mechanismmetal punches
877,882Jan. 28, 1908G.J. BlumLathe-doglathe dogs
887,909May 19, 1908B.F. BarnesDrilling-machinedrill presses
902,643Nov. 03, 1908G.J. BlumPunchmetal punches
914,012Mar. 02, 1909P. ArmstrongRatchet Drilldrill accessories
945,261Jan. 04, 1910G.J. BlumLathe-chuckmetal lathe chucks
957,716May 10, 1910D.B. SalstromCarving-machinecarving machines
957,717May 10, 1910D.B. SalstromCarving-machinecarving machines
1,013,618Jan. 02, 1912D.B. SalstromCarving-machinecarving machines
1,013,847Jan. 02, 1912D.B. SalstromSpindle-bearingcarving machines
1,032,650Jul. 16, 1912G.J. BlumHacksawmetal sawing machines
1,054,268Feb. 25, 1913B.F. BarnesDrilling-machinedrill presses
1,103,164Jul. 14, 1914H. TurnerTool Holder
1,145,184Jul. 06, 1915D.T. ClemonsAbrading or polishing machinesanding machines
1,196,884Sep. 05, 1916R.B. Patterson, Jr.Appliance for mounting and demounting split pulleysindustrial machine pulleys and belt drive mechanisms
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