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US Patent: 319,618
Frame and carriage for machines
Patentee: Francis A. Pratt (exact or similar names) - Hartford, CT USPTO Classifications: 82/137, 82/149 Tool Categories: Assignees: Pratt & Whitney Co. - Hartford, CT Manufacturer: Pratt & Whitney Co. - Hartford, CT Witnesses: C. O. Palmer F. H. Richards	Patent Dates: Applied: Jan. 30, 1885 Granted: Jun. 09, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Pratt & Whitney Co.
Description: Seen on an old Pratt & Whitney milling machine.

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