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US Patent: 1,283,193
Drill
Patentee: Granville A. Humason (exact or similar names) - Shreveport, LA USPTO Classifications: 175/227, 175/344, 175/355, 175/363, 175/372 Tool Categories: Assignees: Edward B. Bierce - Harris County, TX John W. Parker - Harris County, TX Manufacturer: Not known to have been produced Witnesses: E. V. Hardway E. B. Bierce	Patent Dates: Applied: Mar. 19, 1918 Granted: Oct. 29, 1918 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Hardway & Cathey - patent attorneys

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