US Patent: 642,313
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Hinge-mortising machine
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Patentees:
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Frank W. Lindgren (exact or similar names) - Rockford, IL |
Levin Faust (exact or similar names) - Rockford, IL |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Jan. 30, 1900 |
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Jeff Joslin
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Description: |
The co-inventors were partners in the firm of Mechanics Machine Co. |
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