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All Patents in class 33/352
Patents 1 - 3 of 3
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NumberDatePatenteeTitleType
230,440Jul. 27, 1880J. RussellCarpenter's Gage Tool
420,242Jan. 28, 1890C.E. NielsenPlumb Levelinclinometers
960,718Jun. 07, 1910F. SchtabeLevel Attachment for Drillslevels
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