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US Patent: 278,919
Hydraulic testing-machine
Patentee:
Charles E. Emery (exact or similar names) - Brooklyn, NY

USPTO Classifications:
73/793, 73/798

Tool Categories:
specialty machines : testing machines

Assignees:
Emery Scale Co. - Stamford, CT

Manufacturer:
Yale & Towne Mfg. Co. - Stamford, CT

Witnesses:
Octavius Knight
S. G. Metcalf

Patent Dates:
Applied: Feb. 05, 1881
Granted: Jun. 05, 1883

Patent Pictures:
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