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US Patent: 450,398
Machine for Finishing the Ends of Cylinders of Steam Engines
Patentees:
George H. Corliss, deceased (estate of) - Providence, RI
Emily A. Corliss, administratrix - Providence, RI

USPTO Classifications:
29/27B, 29/27R, 408/111, 408/129, 409/234, 82/131

Tool Categories:
metalworking machines
propulsion and energy : steam engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Henry Marsh, Jr.
Maria L. Corliss

Patent Dates:
Applied: Nov. 06, 1890
Granted: Apr. 14, 1891

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Corliss Steam Engine Works

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