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Patents for George J. Blum
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
833,294Oct. 16, 1906G.J. BlumPunching and shearing mechanismmetal punching machines
877,882Jan. 28, 1908G.J. BlumLathe-doglathe dogs
902,643Nov. 03, 1908G.J. BlumPunchmetal punching machines
945,261Jan. 04, 1910G.J. BlumLathe-chuckmetal lathe chucks
1,032,650Jul. 16, 1912G.J. BlumHacksawmetal sawing machines
1,214,884Feb. 06, 1917G.J. BlumPower hacksawmetal sawing machines
1,233,836Jul. 17, 1917G.J. BlumBand-sawmetal cutting bandsaws
1,535,096Apr. 28, 1925G.J. BlumHack saw bladehacksaws
1,972,327Sep. 04, 1934G.J. BlumPower hacksawmetal sawing machines
1,972,328Sep. 04, 1934G.J. BlumPower hacksawmetal sawing machines
2,102,782Dec. 21, 1937G.J. BlumHacksawpower hacksaws
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