US Patent: 2,617,453
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| Jig saw
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Patentee:
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| William Copp (exact or similar names) - Guelph, ON Canada |
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Patent Dates:
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| Applied: |
May 19, 1949 |
| Granted: |
Nov. 11, 1952 |
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Jeff Joslin
Vintage Machinery entry for Delta Specialty/Delta Mfg. Co./Delta-Rockwell/Rockwell Intl.
Vintage Machinery entry for Callander Foundry & Mfg. Co.
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Description: |
| Callander Foundry made the "Beaver" line of machinery; the company was purchased by Rockwell Mfg. Co. in 1953. |
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