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Patent number:
Patent Date:
US Patent: 278,907
Pressure-gage
Patentee:
Albert H. Emery (
exact
or
similar
names) - New York, NY
USPTO Classifications:
73/715
Tool Categories:
gauges
:
vacuum and pressure gauges
Assignees:
Emery Scale Co.
- Stamford, CT
Manufacturer:
Yale & Towne Mfg. Co.
- Stamford, CT
Witnesses:
Ludwig Hailer
Mahlon Randolph
Patent Dates:
Applied:
Feb. 05, 1881
Granted:
Jun. 05, 1883
Patent Pictures:
USPTO
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Google Patents
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