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US Patent: 174,609
Tube Bender Improvement in Machines for Bending Tubing
Patentee: Robert Wright (exact or similar names) - Philadelphia, PA USPTO Classifications: 269/227, 269/266, 269/269, 29/423, 310/64, 72/383, 72/466.2, 72/57 Tool Categories: specialty machines : pipe making machines : pipe and tube benders Assignees: None Manufacturer: Not known to have been produced Witnesses: J. Plankinton H. H. Greenman	Patent Dates: Applied: Nov. 01, 1875 Granted: Mar. 07, 1876 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Carl Matthews

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