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GB Patent: GB-346,971
Improvements relating to drilling machines
Patentee: Joseph Jewsbury (exact or similar names) - Birmingham, England USPTO Classifications: Tool Categories: metalworking machines : drilling and boring : drill presses : radial drill presses Assignees: James Archdale & Co. Ltd. - Birmingham, England Manufacturer: James Archdale & Co. Ltd. - Birmingham, England Witnesses: Unknown	Patent Dates: Applied: Mar. 31, 1930 Granted: Apr. 23, 1931 Patent Pictures: Espacenet patent Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for James Archdale & Co.

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