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US Patent: 188,756
Gaging & Centering Tool
Patentee: Francis A. Rich (exact or similar names) - Grand Rapids, Kent County, MI USPTO Classifications: 33/642, 33/666 Tool Categories: layout tools : special purpose gauges Assignees: None Manufacturer: Not known to have been produced Witnesses: J. H. Jones M. B. Cooper	Patent Dates: Applied: Feb. 23, 1876 Granted: Mar. 27, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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