US Patent: RE12,990
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Pantograph Engraving Machine
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Patentees:
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Joseph Tweedale Rawsthorne (exact or similar names) - Dinting, Deby County, England |
John Pryke (exact or similar names) - Dinting, Deby County, England |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jun. 11, 1909 |
Granted: |
Jul. 13, 1909 |
Reissue Information: |
Reissue of 921,736 (May 18, 1909) |
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Joel Havens
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