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US Patent: 369,992
Hydraulic jack
Patentee: Oliver H. Mechem (exact or similar names) - Connellsville, PA USPTO Classifications: 254/DIG.004, 60/481 Tool Categories: material handling : jacks : hydraulic jacks Assignees: Richard Dudgeon - Glen Cove, NY Manufacturer: Richard Dudgeon - New York, NY Witnesses: Samuel J. Wallace B. F. Morsell	Patent Dates: Applied: Jan. 16, 1885 Granted: Sep. 13, 1887 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Wikipedia biography of Richard Dudgeon Vintage Machinery entry for Richard Dudgeon

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