US Patent: 2,639,632
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| Forging machine
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Patentees:
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| Frederick F. Criley (exact or similar names) - Terra Ceia, FL |
| Henry P. Boggis (exact or similar names) - Shaker Heights, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 19, 1948 |
| Granted: |
May 26, 1953 |
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Jeff Joslin
Vintage Machinery entry for Henry P. Boggis Co.
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Description: |
| Co-inventor William W. Criley was deceased; his executor was Wilma Suits Criley. The invention gives improvements on patents 1,869,006 and 2,038,165, and is aimed at forging rock drill bits such as in patent 2,322,420. |
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