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US Patent: 2,806,491
Combination adjustment and locking device for a jointed supporting arm for a power tool
Patentee:
Robert C. Kaley - Landisville, PA

USPTO Classifications:
74/822, 83/663, 83/699.51

Tool Categories:
woodworking machines : circular saws : radial arm saws

Assignees:
DeWalt, Inc. - Lancaster, PA

Manufacturer:
DeWalt, Inc. - Lancaster, PA

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 25, 1955
Granted: Sep. 17, 1957

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for DeWalt Products Co.
Description:
This invention gives improvements to patent 2,722,952, and is for a mechanism to lock the arm angle adjustments.

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