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US Patent: 1,503,836
Deep Drilling Machine
Patentee: John J. Kunzer (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 408/59, 408/97, 82/152, 82/162 Tool Categories: metalworking machines : drilling and boring : horizontal drilling machines Assignees: Joseph T. Ryerson & Son - Chicago, Cook County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 07, 1919 Granted: Aug. 05, 1924 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Joseph T. Ryerson & Son

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