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US Patent: 921,068
Punching or Shearing Machine
Patentees: Charles A. Bertsch (exact or similar names) - Cambridge City, Wayne County, IN Hermann Schelhammer (exact or similar names) - Cambridge City, Wayne County, IN Lawrence H. Bertsch (exact or similar names) - Cambridge City, Wayne County, IN USPTO Classifications: 83/135, 83/144, 83/165, 83/389, 83/573, 83/620 Tool Categories: metalworking machines : metal punching machines metalworking machines : metal shearing machines Assignees: Bertsch & Co. - Cambridge City, Wayne County, IN Manufacturer: Bertsch & Co. - Cambridge City, Wayne County, IN Witnesses: Santford Wilson William Griesinger Elmer R. Shipley M. S. Belden	Patent Dates: Applied: Jul. 02, 1908 Granted: May 11, 1909 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Bertsch & Co.

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