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US Patent: 1,350,769
Thickness Gage
Patentee: Henry B. Bartlett (exact or similar names) - Holyoke, Hampden County, MA USPTO Classifications: 33/803 Tool Categories: metalworking tools : machinist tools : measuring tools : thickness gages Assignees: B. F. Perkins & Son, Inc. - Holyoke, Hampden County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 20, 1919 Granted: Aug. 24, 1920 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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