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US Patent: 1,280,823
Mechanism for closing and finishing the ends of metal tubes
Patentee: Herman W. Oster (exact or similar names) - Cleveland, OH USPTO Classifications: 228/15.1, 228/60, 72/126 Tool Categories: metalworking machines Assignees: Oster Mfg. Co. - Cleveland, OH Manufacturer: Oster Mfg. Co. - Cleveland, OH Witnesses: R. B. Tewksbury E. L. Thurston	Patent Dates: Applied: Jan. 13, 1917 Granted: Oct. 08, 1918 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Oster Mfg. Co.
Description: The "metal tubes" of this patent title are the handles on handheld pipe threaders.

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