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US Patent: 1,318,519
Thread-cutting machine
Patentee: Charles F. Williams (exact or similar names) - Erie, PA USPTO Classifications: 470/188, 470/77 Tool Categories: metalworking machines : metal threading machines metalworking machines : metal threading machines : pipe threading machines Assignees: None Manufacturer: Williams Tool Co. (Erie, PA) - Erie, PA Williams Tool Corp. - Erie, PA Witnesses: Unknown	Patent Dates: Applied: Jul. 20, 1918 Granted: Oct. 14, 1919 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for John H. Hall & Sons | Williams Tool Corp.

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