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Patents for Robison W. Shelbourne
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  305,538Sep. 23, 1884R.W. ShelbourneSaw-mill head-block
  338,884Mar. 30, 1886R.W. ShelbourneLog-pusher for saw-mills
  341,951May 18, 1886R.W. ShelbourneLog-turner
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