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All Patents in class 432/124
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
107,599Sep. 20, 1870H. DisstonImprovement in Combined Furnace or Oven and Tempering Diesmaking sawblades
143,041Sep. 23, 1873R.F. ThompsonTire-Heaterstire heaters
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