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US Patent: 13,276
Steam-Engine Valve-Gear
Cross-Head Attachment for Working Steam-Engine Valves
Patentees:
John B. Stott (exact or similar names) - Troy, NY
Alexander Ferguson (exact or similar names) - Troy, NY

USPTO Classifications:
57/101, 57/76, 57/93, 57/99, 91/338, 91/471

Tool Categories:
propulsion and energy : steam engines : steam engine valve gear

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Ruth Varcek De Witt
W. C. Miller
Patent Dates:
Granted: Jul. 17, 1855

Patent Pictures:
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