US Patent: 570,197
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Boring-machine
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Patentee:
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William W. Black (exact or similar names) - Melrose, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Mar. 18, 1896 |
Granted: |
Oct. 27, 1896 |
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Jeff Joslin
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Description: |
Machine is intended for boring holes in the corners of picture frames. |
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