US Patent: 2,690,373
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| Inspection and Recording Device
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Patentee:
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| John H. Osgood (exact or similar names) - Charlestown, Sullivan County, NH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 11, 1947 |
| Granted: |
Sep. 28, 1954 |
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Joel Havens
"Vintage Machinery" entry for Jones, Lamson & Co.
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Description: |
| Original application filed 11 Aug., 1947, now patent #2,648,912. Divided and this application filed 08 Jun., 1953. |
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