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US Patent: 2,196,497
Method of Forming Tubular Members Having Thick Walled End Portions
Patentee: Homer D. Heman (exact or similar names) - East Cleveland, Cuyahoga County, OH USPTO Classifications: 228/151, 228/152, 29/415, 29/889.61 Tool Categories: manufacturing : manufacturing processes : metal forming Assignees: Ajax Manufacturing Co. (Cleveland) - Euclid Village, Cuyahoga County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 30, 1937 Granted: Apr. 09, 1940 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Ajax Manufacturing Company

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