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US Patent: 1,299,978
Measuring Instrument
Patentee: Silas C. MacDowney (exact or similar names) - Chicago, IL USPTO Classifications: 33/471, 33/801 Tool Categories: layout tools : calipers layout tools : protractors rules Assignees: None Manufacturer: Unknown Witnesses: George C. Davison	Patent Dates: Applied: Feb. 14, 1918 Granted: Apr. 08, 1919 Patent Pictures: [ 1 | 2 | 3 | 4 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Walter M. Tulley - patent attorney Pictured sample is marked "PAT. APR. 8,1919 - MMCO. -F.P. SMITH WIRE & IRON WORKS - CHICAGO.".

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