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US Patent: 441,909
Pantograph
Patentee: Liberty Walkup (exact or similar names) - Rockford, Winnebago County, IL USPTO Classifications: 33/25.2 Tool Categories: layout tools : pantographs Assignees: None Manufacturer: Not known to have been produced Witnesses: L. L. Morrison E. F. Dowling Edward J. Hollister	Patent Dates: Applied: Mar. 03, 1890 Granted: Dec. 02, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: L. L. Morrison - patent attorney

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