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US Patent: 407,370
Piston Packing
Patentee: Edward F. Peacock (exact or similar names) - Philadelphia, PA USPTO Classifications: 277/445 Tool Categories: propulsion and energy : steam engines : steam engine pistons : piston ring and packing Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 12, 1889 Granted: Jul. 23, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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