US Patent: 487,775
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| Duplex feed mechanism
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Patentee:
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| Francis H. Richards (exact or similar names) - Hartford, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 25, 1892 |
| Granted: |
Dec. 13, 1892 |
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Jeff Joslin
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Description: |
| The invention is a two-speed feed mechanism. Francis Richards was a professional inventor. and we could not determine who Walter Wood was. |
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