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 |
|
Patent Dates:
|
Applied: |
Jul. 02, 1908 |
Granted: |
May 11, 1909 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Joel Havens "Vintage Machinery" entry for Bertsch & Co.
|