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US Patent: 2,322,684
Machine Tool
Patentees: Benjamin Grob (exact or similar names) - West Allis, Milwaukee County, WI Theodore Grob (exact or similar names) - West Allis, Milwaukee County, WI USPTO Classifications: 29/76.3 Tool Categories: metalworking machines : filing machines Assignees: None Manufacturer: Grob Brothers - Grafton, Ozaukee County, WI Witnesses: none listed	Patent Dates: Applied: Aug. 21, 1935 Granted: Jun. 22, 1943 Patent Pictures: [ 1 | 2 | 3 | 4 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Grob, Inc.

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