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US Patent: 138,622
Improvement in steam-pumps
Patentee:
Rudolf Eickemeyer - Yonkers, NY

USPTO Classifications:
417/316, 417/404, 417/492, 91/233

Tool Categories:
propulsion and energy : steam apparatus : stationary boilers : steam pumps
propulsion and energy : steam apparatus : steam pumps

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Josiah F. Harvey
Philipp Cramer

Patent Dates:
Applied: Jan. 15, 1873
Granted: May 06, 1873

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Osterheld & Eickemeyer
Description:
Subsequently improved in patent 155,933.

Of interest because the inventors also made a copy lathe (that seems to have never been patented).

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