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US Patent: 584,188
Gas or Vapor Engine
Patentees: Presley B. McLelland (exact or similar names) - Chicago, Cook County, IL Stephan D. McLelland (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 123/152, 123/161, 123/332, 123/41.5, 123/41.72, 123/81B Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 20, 1895 Granted: Jun. 08, 1897 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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