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US Patent: D3,434
Design for an oil-cup for journal-boxes
Patentee: Isidore Dreyfus (exact or similar names) - New York, NY USPTO Classifications: D15/150 Tool Categories: metalworking machines : machine lubricators industrial machines : industrial machine mechanisms : industrial machine lubrication Assignees: None Manufacturer: Nathan Mfg. Co. - New York, NY Nathan & Dreyfus - New York, NY I. Dreyfus - New York, NY Witnesses: Arthur Kinnier Frederick Haynes	Patent Dates: Granted: Mar. 30, 1869 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Nathan & Dreyfus; Nathan Mfg. Co.

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