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US Patent: 817,089
Tube-Expander
Patentee: William Nicholson, Jr. (exact or similar names) - Wilkes-Barre, Luzerne County, PA USPTO Classifications: 29/727 Tool Categories: specialty tools : pipe and tube expanders Assignees: W. H. Nicholson & Co. - Wilkes-Barre, Luzerne County, PA Manufacturer: W. H. Nicholson & Co. - Wilkes-Barre, Luzerne County, PA Witnesses: George Nicholson A. L. Turner	Patent Dates: Applied: Sep. 15, 1905 Granted: Apr. 03, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Vintage Machinery entry for W. H. Nicholson & Co.

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