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US Patent: 1,150,771
Slide rule runner
Patentee: Willie L. E. Keuffel (exact or similar names) - Hoboken, NJ USPTO Classifications: 235/70B Tool Categories: rules : slide rules Assignees: Keuffel & Esser Co. - Hoboken, NY Manufacturer: Not known to have been produced Witnesses: Otto Freund, Jr. Bowdersine B. Van Sickle	Patent Dates: Applied: Nov. 25, 1913 Granted: Aug. 17, 1915 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen
Description: referenced by 1,181,672

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