US Patent: 1,488,759
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Pliers and Wrench
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Patentee:
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Edward M. Loftus (exact or similar names) - St. Paul, MN |
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Patent Dates:
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Applied: |
Oct. 27, 1922 |
Granted: |
Apr. 01, 1924 |
Patent Pictures:
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Edward M. Loftus patent April 1, 1924 |
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Stan Schulz
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Description: |
The underlying concept is a latch to hold size adjustment against back pressure to prevent the grip from slipping.
Improvement to the design in patent nos. 1,398,904 and 1,418,312 which modifies the shape of the swinging cam, and provides for alternate faces for the cam to better hold when the "wrench" function is selected.
Corresponds with a pliers marked PEERLESS - ST. PAUL- PAT'D. |
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