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US Patent: 270,238
Lubricator
Patentee:
Elijah McCoy - Detroit, MI

USPTO Classifications:
184/51

Tool Categories:
propulsion and energy : steam engines : steam engine lubricators

Assignees:
Henry O. Hodges - Detroit, MI
Charles C. Hodges - Detroit, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 18, 1882
Granted: Jan. 09, 1883

Patent Pictures:
USPTO pdf tiff
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Wikipedia biography of Elijah McCoy
Description:
The inventor was born in Canada to fugitive slaves from Kentucky. He moved to Scotland where he was certified as a mechanical engineer, and then rejoined his family who in the meantime had moved to Michigan.

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