US Patent: 1,327,356
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| Tailstock-clamping mechanism
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Patentee:
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| Salmon W. Putnam, 3d (exact or similar names) - Rochester, NY |
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Patent Dates:
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| Applied: |
Nov. 21, 1918 |
| Granted: |
Jan. 06, 1920 |
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Jeff Joslin
Vintage Machinery entry for Ingle Machine Co.
Vintage Machinery entry for Betts Machine Co.
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Description: |
| The inventor was a grandson of the founder of well-known machinery maker Putnam Machine Co. of Fitchburg, Mass. The assignee had his own machinery manufacturing firm, Ingle Machine Co., which merged with Betts Machine Co. in 1920. |
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