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GB Patent: GB-559,321
Improvements in or relating to "knurling" or like machines
Patentee:
William Henry Spivey - Middlesex, England

USPTO Classifications:

Tool Categories:
metalworking machines : knurling machines

Assignees:
Smart & Brown (Engineers), Ltd. - London, England

Manufacturer:
Smart & Brown (Engineers), Ltd. - London, England

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 02, 1942
Granted: Feb. 14, 1944

Patent Pictures:
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"Vintage Machinery" entry for Smart & Brown (Engineers), Ltd.

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