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US Patent: 2,215,627
Machine tool drive
Patentee:
John M. Walter (exact or similar names) - Cincinnati, OH

USPTO Classifications:
475/135, 475/138, 475/290, 477/111, 477/15

Tool Categories:
metalworking machines : milling machines

Assignees:
G. A. Gray Co. - Cincinnati, OH

Manufacturer:
G. A. Gray Co. - Cincinnati, OH

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 01, 1939
Granted: Sep. 24, 1940

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for G. A. Gray Co.
Description:
"This invention relates to speed changing mechanisms and more particularly those of the planetary gear type..."

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