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GB Patent: GB-186,102,772
Improvements in steam hammers and in valves applicable to the same, and to other steam engines
Patentee: Robert Wilson (exact or similar names) - Patricroft, near Manchester, England USPTO Classifications: Tool Categories: metalworking machines : forging machines : drop hammers propulsion and energy : steam engines : steam engine valves Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 29, 1862 Granted: Nov. 05, 1862 Patent Pictures: Espacenet patent Report data errors or omissions to steward Joel Havens Patent Specification

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