US Patent: 164,404
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Improvement in furnaces
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Patentee:
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Horatio M. Smith (exact or similar names) - Chicago, IL |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jan. 18, 1875 |
Granted: |
Jun. 15, 1875 |
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George Langford
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Description: |
The essential part of this patent is the formation of a two piece housing around the gear mechanism. The main gear is a part of that housing. |
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