US Patent: 1,656,143
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| Butt Gauge
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Patentee:
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| Harold A. Colby (exact or similar names) - Waukegan, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 30, 1925 |
| Granted: |
Jan. 10, 1928 |
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Ralph Brendler
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Description: |
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This is a very simple butt gage made from stamped sheet metal.
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