US Patent: 530,934
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| Pneumatic tool
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Patentee:
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| Daniel Drawbaugh (exact or similar names) - Eberly's Mills, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 07, 1893 |
| Granted: |
Dec. 18, 1894 |
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Jeff Joslin
Vintage Machinery entry for Daniel Drawbaugh
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Description: |
| "This invention relates to improvements in pneumatic tools for use in carving stone, repoussé work, &c..." Repoussé is a metalworking technique where the workpiece is hammered into relief from the back side. |
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