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US Patent: 1,535,267
Spindle-stop mechanism
Patentee: John J. Thacher (exact or similar names) - Wethersfield, CT USPTO Classifications: 142/20, 144/14, 408/41, 470/99 Tool Categories: Assignees: Pratt & Whitney - New York, NY Manufacturer: Pratt & Whitney - New York, NY Witnesses: Unknown	Patent Dates: Applied: Jun. 18, 1923 Granted: Apr. 28, 1925 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Pratt & Whitney Co.

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