US Patent: 317,187
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Bit-brace
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Patentee:
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Johannes Theodor Pedersen (exact or similar names) - Brooklyn, NY |
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Patent Dates:
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Applied: |
Mar. 05, 1885 |
Granted: |
May 05, 1885 |
USPTO (New site tip) Google Patents
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Kirk Eppler
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Description: |
The December 1890 issue of Carpentry & Builder had an ad for the Pedersen's patent bit brace from American Bit-Brace Co. |
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