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US Patent: 37,542
Improvement in Giffard's injector
Patentee: Nathan Cope (exact or similar names) - Cincinnati, OH USPTO Classifications: 417/174, 417/183 Tool Categories: propulsion and energy : steam apparatus : stationary boilers : feedwater apparatus Assignees: Ezra Cope - Cincinnati, OH Manufacturer: Not known to have been produced Witnesses: H. N. Clark Jacob A. Stevens	Patent Dates: Granted: Jan. 27, 1863 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: See patent 27,979 for Giffard's injector.

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