US Patent: 587,637
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| Prism gage
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Patentee:
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| Edward Bausch (exact or similar names) - Rochester, NY |
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Patent Dates:
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| Applied: |
Aug. 21, 1896 |
| Granted: |
Aug. 03, 1897 |
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Patent Pictures:
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1 | 2
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Russ Allen
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Description: |
| Sample marked BAUSCH & LOMB OPTICAL CO. ROCHESTER , NY . & N.Y.C. PAT. AUG. 24, 97. The witnesses signatures are different than the names listed on the last page of the patent. The signatures look to be Thomas Durant and Wallace Murdock. |
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