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All Patents in class 33/23.11
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
2,282,473May 12, 1942J.A. HoffmannCopy character holder
  2,766,003Oct. 09, 1956H. Fritschi, A.H. DallTracer Head Mechanism
  2,777,201Jan. 15, 1957T.A. WetzelPattern Support and Adjustable Template
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