US Patent: 913,172
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| Breast-drill
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Patentees:
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| James G. Smith (exact or similar names) - Shippensville, PA |
| James C. McGregor (exact or similar names) - New Bethlehem, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 05, 1908 |
| Granted: |
Feb. 23, 1909 |
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Patent Pictures:
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Smith & McGregor 913,172 |
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George Langford
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Description: |
| "....to provide an extendible stock and means whereby the bit or tool holding end may be set at right angles to the stock when desired...." |
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