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All Patents in class 248/578
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  1,574,087Feb. 23, 1926O.H. HansenChair spring
  1,574,088Feb. 23, 1926O.H. HansenChair
  1,586,166May 25, 1926C.J. TraversChair iron
  1,589,847Jun. 22, 1926O.H. HansenChair
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