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US Patent: 1,472,329
Combined Shear and Notcher
Patentee: Edward J. Dreis (exact or similar names) - San Francisco, San Francisco County, CA USPTO Classifications: 83/548, 83/598, 83/601, 83/602 Tool Categories: metalworking machines : metal shearing machines metalworking machines : metal punching machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 23, 1922 Granted: Oct. 30, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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