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US Patent: 44,819
Improvement in machines for crushing ores
Patentee:
John T. Plass - New York, NY

USPTO Classifications:
241/108

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles H. Smith
Lemuel W. Serrell

Patent Dates:
Granted: Oct. 25, 1864

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for J. T. & R. H. Plass
Description:
Of interest because the inventor later patented and manufactured an early bandsaw.

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