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US Patent: 2,507,547
Cam Forming Attachment
Patentee:
James A. Shephard (exact or similar names) - Wickford, RI

USPTO Classifications:
409/165

Tool Categories:
metalworking machines : milling machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: Sep. 16, 1946
Granted: May 16, 1950

Patent Pictures: [ 1 | 2 ]
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Description:
M. A. Hayes - patent attorney

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