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US Patent: 1,860,840
Milling machine
Patentees:
Oswald A. Olsen (exact or similar names) - Bridgeport, CT
Newman M. Marsilius (exact or similar names) - Bridgeport, CT

USPTO Classifications:
269/245, 269/57, 269/69, 29/38C, 29/DIG.077, 29/DIG.101, 409/198, 409/203, 470/107, 82/901

Tool Categories:
metalworking machines : milling machines

Assignees:
Producto Machine Co. - Bridgeport, CT

Manufacturer:
Producto Machine Co. - Bridgeport, CT

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 30, 1927
Granted: May 31, 1932

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Producto Machine Co.
Description:
Improvements to patents 1,689,635 and 1,756,831, and are relevant to "Pro-Ducto-Matic" production milling machines.

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