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US Patent: 2,099,220
Mechanism to maintain constant the required length of an endless driving means
Patentees: Frederick A. Nicholson (exact or similar names) - Seattle, WA Wilmot T. Pritchard (exact or similar names) - Seattle, WA USPTO Classifications: 144/242.1, 474/134, 474/139, 474/87 Tool Categories: woodworking machines : woodworking machine parts or accessories : woodworking machine stockfeeding mechanisms Assignees: Stetson-Ross Machine Co. - Seattle, WA Manufacturer: Stetson-Ross Machine Co. - Seattle, WA Witnesses: Unknown	Patent Dates: Applied: Dec. 21, 1936 Granted: Nov. 16, 1937 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Stetson-Ross Machine Co.

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