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All Patents in class 425/154
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
19,236Feb. 02, 1858C. CarnellBrick Machine
1,849,027Mar. 08, 1932R.J. PardeeBriquetting machine
  2,875,469Mar. 03, 1959B.H. DavisAutomatic stock feed into extrusion apparatus
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