US Patent: 125,123
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| Improvement in mortising-machines
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Patentee:
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| Edwin Dayton (exact or similar names) - Meriden, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Apr. 02, 1872 |
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Jeff Joslin
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Description: |
| "My invention relates to a device for making a prismatic or many-sided hole in any material; and it consists of a shaft, upon which is fixed one or more toothed wheels which engage with other toothed wheels attached to rotary cutters, made to revolve in a direction at right angles to the plane of revolution of the gear upon said shaft." |
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