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US Patent: 598,911
Dividers
Patentee: Frederick H. De Tray (exact or similar names) - Quincy, IL USPTO Classifications: 33/558.02 Tool Categories: layout tools : compasses : dividers Assignees: Charles U. Colburn - Quincy, IL Manufacturer: Not known to have been produced Witnesses: E. K. Stewart A. J. Besalind B. Awerkamp Theodore F. Awerkamp	Patent Dates: Applied: Aug. 05, 1897 Granted: Feb. 15, 1898 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: C. A. Knowles - patent attorney

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