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All Patents of Type: sheet metal forming rolls
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
20,942Jul. 20, 1858E. FieldMaking Watchessheet metal forming rolls
357,228Feb. 08, 1887O. PocockMachine for Bending Sheet Metalsheet metal forming rolls
GB-189,725,999Oct. 15, 1898C.W. JamesImprovements in Machine for Manufacturing Open or Reticulated Metal Worksheet metal forming rolls
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