US Patent: 2,211,722
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| Loading and Unloadng of Work in Machine Tools
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Patentees:
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| William F. Groene (exact or similar names) - Cincinnati, OH |
| Walter R. Meyer (exact or similar names) - Cincinnati, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 24, 1938 |
| Granted: |
Aug. 13, 1940 |
| Reissue Information: |
| Reissued as RE22,621 (Mar. 20, 1945) |
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Joel Havens "Vintage Machinery" entry for R. K. Leblond Machine Tool Co.
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