United States Patent 2722415
Inventors:
Wood Jr., George B.
Publication Date:
11/01/1955
Assignee:
John, Douglas Robertson
Other Classes:
226/23, 242/615.200, 26/101, 226/1, 26/75
International Classes:
B65H23/02; B65H23/038; D06C3/00; B65H23/032
US Patent References:
| 2630319 | Correcting apparatus for strip operations | | | |