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US Patent: 1,845,123
Collet Means
Patentee: Joseph F. Buhr (exact or similar names) - Ann Arbor, Washtenaw County, MI USPTO Classifications: 279/105.1, 279/83 Tool Categories: metalworking machines : drilling and boring : drill presses : drill press accessories Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 04, 1929 Granted: Feb. 16, 1932 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Buhr Machine Tool Co.
Description: See also patent #1,934,910.

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