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US Patent: 1,356,214
Wall Caliper
Patentee: Harry C. Metzger (exact or similar names) - Los Angeles, Los Angeles County, CA USPTO Classifications: 33/543, 33/802 Tool Categories: metalworking tools : machinist tools : measuring tools : measuring calipers Assignees: Harry C. Metzger - Los Angeles, Los Angeles County, CA Morris A. Davis - Los Angeles, Los Angeles County, CA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 22, 1918 Granted: Oct. 19, 1920 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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