US Patent: 1,402,686
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| Adjustable Spanner Wrench
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Patentee:
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| Frank W. Trabold (exact or similar names) - Brooklyn, NY |
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Patent Dates:
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| Applied: |
Nov. 23, 1919 |
| Granted: |
Jan. 03, 1922 |
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Patent Pictures:
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Patent 1,402,686 -- edited from PATENT GAZETTE |
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Stan Schulz
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Description: |
| Adjusting worm held in position by spring structure; can be pulled away from the movable jaw to allow for quick adjustment.
Fraser, Turk & Myers - patent attorneys
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