US Patent: 777,407
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| Combination Drafting Appliance
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Patentee:
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| Earl J. Early (exact or similar names) - Philadelphia, PA |
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Patent Dates:
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| Applied: |
Feb. 04, 1904 |
| Granted: |
Dec. 13, 1904 |
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Patent Pictures:
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Russ Allen
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Description: |
| Marked The Earl J Early Line-O-graph with the patent date. Made from a hard cardboard. |
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