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US Patent: 228,284
Elevator-governor
Patentee:
Isaac H. Small - San Francisco, CA

USPTO Classifications:
187/352, 187/374

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Frank A. Brooks
S. H. Nourse

Patent Dates:
Applied: Mar. 23, 1880
Granted: Jun. 01, 1880

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Isaac H. Small & Son
Description:
Of interest because the inventor manufactured woodworking machinery and steam engines.

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