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US Patent: 924,789
Packing Device for Pistons, Piston Valves and the Like
Patentees: John Jones (exact or similar names) - Littleborough, Lancashire County, England Jesse Rigg (exact or similar names) - Rochdale, Lancashire County, England USPTO Classifications: 277/486, 277/487 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: Dec. 14, 1908 Granted: Jun. 15, 1909 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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