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GB Patent: GB-441,303
New and improved screw-threading machine for forming taper threads
Patentee: Joseph Leathley Hall (exact or similar names) - Manchester, England USPTO Classifications: Tool Categories: metalworking machines : metal threading machines : pipe threading machines Assignees: Kendall & Gent (1920) Ltd. - Manchester, England Manufacturer: Kendall & Gent Ltd. - Manchester, England Witnesses: Unknown	Patent Dates: Applied: Oct. 03, 1934 Granted: Jan. 16, 1936 Patent Pictures: Espacenet patent Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for Kendall & Gent

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