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US Patent: 844,215
Tool and Holder for Rolling, Expanding and Beading Boiler Tubes
Patentees: Alexander B. Todd (exact or similar names) - San Bernardino, San Bernardino County, CA Frank W. Shupert (exact or similar names) - San Bernardino, San Bernardino County, CA USPTO Classifications: 72/117, 72/118 Tool Categories: specialty tools : boiler repair tools Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 14, 1906 Granted: Feb. 12, 1907 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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