US Patent: 2,281,706
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| Tool Holder
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Patentees:
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| Donald H. Montgomery (exact or similar names) - West Hartford, Hartford County, CT |
| George A. Cardell (exact or similar names) - New Britain, Hartford County, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 28, 1936 |
| Granted: |
May 05, 1942 |
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Joel Havens
"Vintage Machinery" entry for New Britain Machine Co.
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Description: |
| Original application filed 28 Mar., 1936. Divided and this application filed 23 Sept., 1939. |
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