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US Patent: 3,044,323
Adjustable boring head
Patentee: Allen N. Sweeny (exact or similar names) - Grosse Pointe, Wayne County, MI USPTO Classifications: 279/6, 408/151, 408/179, 408/180, 408/185 Tool Categories: metalworking machines : drilling and boring : boring heads metalworking tools : boring bars Assignees: DeVlieg Machine Co. - Royal Oak, Oakland County, MI Manufacturer: DeVlieg Machine Co. - Royal Oak, Oakland County, MI Witnesses: Unknown	Patent Dates: Applied: Sep. 21, 1959 Granted: Jul. 17, 1962 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for DeVlieg Machine Co.

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