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GB Patent: GB-436,810
Improvements relating to radial arm 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: Jul. 16, 1934
Granted: Oct. 18, 1935

Patent Pictures:
Espacenet patent
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for James Archdale & Co.
Description:
Improvements to patent GB-395,463, specifically for the arm elevating and locking mechanisms.

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