US Patent: 1,761,121
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Tripping Mechanism
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Patentees:
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Benjamin P. Graves (exact or similar names) - Edgewood, Providence County, RI |
Walter F. Smith (exact or similar names) - Providence, Providence County, RI |
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Patent Dates:
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Applied: |
Aug. 20, 1928 |
Granted: |
Jun. 03, 1930 |
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Joel Havens "Vintage Machinery" entry for Brown & Sharpe Mfg. Co
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Description: |
We have seen this patent number, one of about 50 listed, on a No. 2B Plain Mill from Brown & Sharpe. |
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