US Patent: 30,914
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| Collimator
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Patentees:
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| George N. Fairchild (exact or similar names) - New York, NY |
| Thomas Joyce (exact or similar names) - New York, NY |
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Patent Dates:
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| Granted: |
Dec. 18, 1860 |
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Patent Pictures:
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1 | 2
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Russ Allen
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Description: |
| An example appeared in a Martin Donnelly auction marked "Pat. Appl'd for". Check out the last page of the patent. It appears that Mr. Joyce signed the patent with an X. The words "his mark" surround the X. |
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