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US Patent: 447,820
Metal Planing Machine
Patentee:
George A. Gray - Cincinnati, OH

USPTO Classifications:
409/340, 451/392, 474/3

Tool Categories:
metalworking machines : metal planers

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 01, 1890
Granted: Mar. 10, 1891

Patent Pictures:
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"Vintage Machinery" entry for G. A. Gray Co.

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