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Patents for F. R. Hale Jr.
Patents 1 - 5 of 5
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
26,622Dec. 27, 1859C.E. RymesRetainer for hydraulic presses
38,606May 19, 1863C.E. RymesImprovement in hydraulic presses
40,948Dec. 15, 1863C.E. RymesImprovement in fastenings for tobacco presses or cases
43,912Aug. 23, 1864M. HittingerImprovement in hydraulic presses
  44,611Oct. 11, 1864S. DarlingWeighing Apparatus
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