US Patent: 293,607
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Mortising-machine
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Patentee:
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Henry A. Wilbur (exact or similar names) - Cambridge, MA |
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Patent Dates:
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Applied: |
May 22, 1883 |
Granted: |
Feb. 12, 1884 |
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Jeff Joslin
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Description: |
1889 issues of American Lumberman carried an ad from a Saginaw, MI, machinery dealer, whose used offerings included a "Wilbur patent pulley mortise machine". |
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