US Patent: 2,217,648
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| Adjustable Locking Multileaf Gauge
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Patentee:
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| Clifton G. Bigwood (exact or similar names) - Athol, MA |
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Patent Dates:
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| Applied: |
Mar. 15, 1940 |
| Granted: |
Oct. 08, 1940 |
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Joel Havens
"Vintage Machinery" entry for L. S. Starrett Co.
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Description: |
| Low cost, quick acting blade lock. Utilizes a concentric raised cam surface on both the surface of the tool as well as on the rotating tightening disk.
Applied to Starrett's No 178-A Radius Gage and likely other similar tools. |
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