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US Patent: 278,223
Water-gage
Patentee:
Willard A. Clarke - Stillwater, MN

USPTO Classifications:
73/332

Tool Categories:
gauges
propulsion and energy : steam apparatus : stationary boilers : steam pressure gauges
specialty tools : gauges

Assignees:
Northwestern Manufacturing & Car Co. - Stillwater, MN

Manufacturer:
Northwestern Manufacturing & Car Co. - Stillwater, MN

Witnesses:
Powell Macy
W. H. Peoples

Patent Dates:
Applied: Mar. 13, 1883
Granted: May 22, 1883

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Northwestern Manufacturing & Car Co.

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