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US Patent: 378,803
Friction-clutch
Patentee: Wilhelm Oesterlein (exact or similar names) - Cincinnati, OH USPTO Classifications: 192/111.1, 192/80, 192/93B Tool Categories: industrial machines : industrial machine mechanisms : industrial machine clutches Assignees: Louise Oesterlein - Cincinnati, OH Manufacturer: Oesterlein Machine Co. - Cincinnati, OH Witnesses: George J. Murray Mary L. Murray	Patent Dates: Applied: Jun. 29, 1887 Granted: Feb. 28, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Oesterlein Machine Co.
Description: Subsequently improved in patent 515,091.

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