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US Patent: 702X
Machine for perpendicular boring for manufacturing pumps
Patentee: Roger Selden (exact or similar names) - Unknown, Unknown USPTO Classifications: Tool Categories: metalworking machines : drilling and boring Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Jul. 07, 1806 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: This patent's specification and drawings were lost in the Patent Office fire of December 1836, and so little is known about this patent.

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