US Patent: 1,670,493
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| Drop Hammer
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Patentees:
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| Raymond S. Clark (exact or similar names) - Hartford, CT |
| George C. Prime (exact or similar names) - Hartford, CT |
| Morton C. Talcott (exact or similar names) - Hartford, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 20, 1921 |
| Granted: |
May 22, 1928 |
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Joel Havens
"Vintage Machinery" entry for Billings & Spencer Co.
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Description: |
| T. Clay Lindsey - patent attorney
This invention relates to drop hammers and has as its object to provide a machine of this character with various features of novelty and advantage, and more particularly to improve the construction so that the board, by means of which the hammer is raised, is given a longer life and is lifted and clamped in a more effective manner. |
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