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GB Patent: GB-289,627
Improvements in and relating to screwing machines
Patentees: Arthur Henry Handford (exact or similar names) - Birmingham, England Thomas Philip Chatwin (exact or similar names) - Birmingham, England USPTO Classifications: Tool Categories: metalworking machines : metal threading machines Assignees: Arthur Henry Handford - Birmingham, England Philip Thomas Chatwin - Birmingham, England Thomas Chatwin Ltd. - Birmingham, England Manufacturer: Thomas Chatwin Ltd. - Birmingham, England Witnesses: Unknown	Patent Dates: Applied: Apr. 19, 1927 Granted: May 03, 1928 Patent Pictures: Espacenet patent Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Thomas Chatwin

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