US Patent: D177,350
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Speed Indicating Plate for Lathe Headstock
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Patentees:
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Harold J. Siekmann (exact or similar names) - Cincinnati, OH |
George J. Kasselmann (exact or similar names) - Cincinnati, OH |
William Okvit (exact or similar names) - Cincinnati, OH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Sep. 30, 1955 |
Granted: |
Apr. 03, 1956 |
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Joel Havens "Vintage Machinery" entry for R. K. Leblond Machine Tool Co.
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