US Patent: D47,855
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| Face Spanner Wrench
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Patentee:
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| Clifford A. Martin (exact or similar names) - New York, NY |
| USPTO Classifications: |
| D8/56 |
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Patent Dates:
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| Applied: |
Nov. 14, 1914 |
| Granted: |
Sep. 21, 1915 |
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Patent Pictures:
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Clifford A. Martin patent September 21, 1915 |
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Stan Schulz
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Description: |
| The design is an adjustable face spanner -- the pins fit corresponding holes in threaded collars, threaded circular covers, etc. These typically appear as bearing adjusting cones or packing adjusting for shafts, or for small access covers where a flush surface is important.
Fraser, Turk & Myers - patent attorneys
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