US Patent: 1,643,814
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Socket Wrench
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Patentee:
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John N. Peterson (exact or similar names) - Milwaukie, OR |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
May 11, 1926 |
Granted: |
Sep. 27, 1927 |
Patent Pictures:
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John N. Peterson patent Sept. 27, 1927 |
USPTO (New site tip) Google Patents
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Stan Schulz
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Description: |
The main features of the patent include the universal joint, with sliding collar to convert it to a solid connection, and the removable drive head with sliding handle.
Other aspects noted in the specifications and features shown in the drawings represent "state of the art" at the time.
John N. Peterson was one of the partners of P&C (Peterson & Carlborg) Hand Forged Tools.
The "sleeve lock" universal joint feature is not known to have been manufactured by P&C.
Munn & Co.- patent attorneys
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