US Patent: 402,393
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Machine for mixing mineral compounds
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Patentee:
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Milton Broughton (exact or similar names) - Syracuse, NY |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Apr. 30, 1888 |
Granted: |
Apr. 30, 1889 |
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Jeff Joslin
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Description: |
The "Broughton mixer" was manufactured for decades by the Alexander Iron Works of Syracuse. It was originally designed for making plaster for wall |
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