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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 (exact or similar names) - 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 (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin 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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