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All Patents in class 300/14
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  718Apr. 28, 1838J.M. SpoonerBroom Machine
  5,444Feb. 15, 1848H. WarnerBroom Machine
  628,730Jul. 11, 1899F. Harrington, A. WhitneyWork Holder for Lathe Spindles
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