US Patent: 1,938,774
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Milling Machine
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Patentees:
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Hans Ernst (exact or similar names) - Cincinnati, Hamilton County, OH |
Mario E. Martellotti (exact or similar names) - Cincinnati, Hamilton County, OH |
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Patent Dates:
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Applied: |
May 27, 1930 |
Granted: |
Dec. 12, 1933 |
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Joel Havens "Vintage Machinery" entry for Cincinnati Milling Machine Co.
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Description: |
This patent number was seen on a Cincinnati Milling Machine Co. patent plate 4FV-101. |
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