US Patent: 515,550
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Gage for Rules
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Patentee:
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John J. McManus (exact or similar names) - San Francisco, CA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jun. 15, 1893 |
Granted: |
Feb. 27, 1894 |
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Ralph Brendler
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Description: |
A simple fence that attaches to a boxwood rule, allowing it to be used as
a marking gage.
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