US Patent: D138,790
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| Master Coupling Spanner, Barrel Tap, and Rod Wrench Combination
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Patentee:
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| Bernard Czekalski (exact or similar names) - Hazleton, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jul. 05, 1944 |
| Granted: |
Sep. 12, 1944 |
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Patent Pictures:
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Bernard Czekalski patent September 12, 1944 |
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Stan Schulz
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Description: |
| The combination includes hammer, open end, interior hex box openings, and some more specialized features. |
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