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US Patent: 888,498
Calipers & Dividers
Patentee: Adolph F. Henrikson (exact or similar names) - Troy, NY USPTO Classifications: 24/530, 33/558.07 Tool Categories: layout tools : calipers layout tools : compasses : dividers Assignees: None Manufacturer: Not known to have been produced Witnesses: Louis R. Heinrichs C. H. Griesbauer Charles A. Rogers Charles J. Rogers	Patent Dates: Applied: Nov. 14, 1907 Granted: May 26, 1908 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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