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US Patent: 1,285,820
Automatic Milling Machine
Patentees:
Elmer J. Smith (exact or similar names) - Chicago, IL
George Mayer (exact or similar names) - Chicago, IL
Charles Vergan (exact or similar names) - Chicago, IL

USPTO Classifications:
29/38C, 29/888.076, 409/189, 409/192

Tool Categories:
metalworking machines : milling machines

Assignees:
Chalsmith Co. - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
Robert F. Bracke
Albin C. Ahlberg
Mary A. Cook

Patent Dates:
Applied: Aug. 17, 1916
Granted: Nov. 26, 1918

Patent Pictures:
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