US Patent: 145,726 - Improvement in pressure-gages


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US Patent: 145,726

Improvement in pressure-gages

Patentee:

George H. Crosby (exact or similar names) - East Somerville, MA

USPTO Classifications:

73/737

Tool Categories:

propulsion and energy : steam apparatus : stationary boilers : steam pressure gauges

Assignees:

None

Manufacturer:

Crosby Steam Gage & Valve Co. - Boston, MA

Witnesses:

William W. Burrage

J. H. Millett

Patent Dates:
Applied:	Aug. 06, 1873
Granted:	Dec. 23, 1873

Patent Pictures:

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Vintage Machinery entry for Aultman & Taylor Machinery Co.
Vintage Machinery entry for Crosby Steam Gage & Valve Co.

Description:

An example has been seen bearing the text "The Aultman & Taylor Machinery Co. / Mansfield, O. / The Crosby Gage / Crosby Steam Gage & Valve Co. / Boston / U.S.A. / Pat Dec 23'73".