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US Patent: 379,733
Oil-feeder
Patentee: Nicholas Seibert (exact or similar names) - Boston, MA USPTO Classifications: 184/50.1 Tool Categories: propulsion and energy : steam engines : steam engine valve gear Assignees: None Manufacturer: Seibert Cylinder Oil Cup Co. - Boston, MA Witnesses: C. E. Haskell Oliver E. Simmons	Patent Dates: Applied: Nov. 01, 1886 Granted: Mar. 20, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Seibert Cylinder Oil Cup Co.

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