US Patent: 291,961
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Carriage Wrench
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Patentee:
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David True (exact or similar names) - Salisbury, VT |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jul. 18, 1883 |
Granted: |
Jan. 15, 1884 |
Patent Pictures:
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David True Pat. January 15, 1884 |
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Stan Schulz
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Description: |
This improvement on True's January 30, 1883 patent (no. 271,549) adds a spring to the plunger, and the "T" handles can rotate relative to the central handle. True's patents 292,186 and 305,767 represent additional developments on this wrench. |
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