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Patents for Knickerbocker Co.
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  373,374Nov. 15, 1887O.M. MorseDust-collector
403,362May 14, 1889O.M. MorseDust-collector
450,372Apr. 14, 1891O.M. MorseDust-collector
  RE12,102Mar. 17, 1903O.M. MorseDust-collector
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