US Patent: 1,570,799
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| Work Clamping Mechanism for Vertical Boring and Turning Mills
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Patentees:
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| Alfred Trosch (exact or similar names) - Rochester, Monroe County, NY |
| George William Moreton (exact or similar names) - Wilmington, Newcastle County, DE |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 29, 1924 |
| Granted: |
Jan. 26, 1926 |
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Joel Havens "Vintage Machinery" entry for Consolidated Machine Tool Corp. of America
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