US Patent: 999,104
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Drawing Instrument Combined Compass, Divider, and Scribe
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Patentee:
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John Erickson (exact or similar names) - Warren, PA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Feb. 04, 1910 |
Granted: |
Jul. 25, 1911 |
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Ralph Brendler
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Description: |
This scriber provides a second joint halfway down each leg to allow it to be used in various configurations. It is mentioned as being especially useful for masonry work, but I see nothing in the description that applies to masonry. |
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