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US Patent: 392,597
Cutting-tool for milling and gear-cutting machines
Patentee:
Thomas Eynon - Cleveland, OH

USPTO Classifications:
407/20, 407/28, 407/43, 407/52

Tool Categories:
metalworking machines : milling machines : milling machine cutters

Assignees:
Eynon & Ingersoll - Cleveland, OH

Manufacturer:
Eynon & Ingersoll - Cleveland, OH
Ingersoll Milling Machine Co. - Cleveland, OH

Witnesses:
J. E. Ingersoll
A. F. Ingersoll

Patent Dates:
Applied: Jul. 17, 1888
Granted: Nov. 13, 1888

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Ingersoll Milling Machine Co.

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