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US Patent: 2,919,901
Drill system with suction
Patentee: Robert L. Sandvig (exact or similar names) - Whittier, CA USPTO Classifications: 173/138, 173/60, 173/97, 175/206, 175/213 Tool Categories: Assignees: Thor Power Tool Co. - Aurora, IL Manufacturer: Thor Power Tool Co. - Aurora, IL Witnesses: Unknown	Patent Dates: Applied: Jan. 25, 1957 Granted: Jan. 05, 1960 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Thor Power Tool Co.

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