Granted Patent
Utility
US 4,508,251 · App. 06/436,856
Cable pulling/feeding apparatus
Inventors:
Kazuhiro Harada, Yuzoh Tsuchiya, Nobuo Sekiguchi, Toshio Ishikawa
Patented Case
View Patent ↗
Granted: Apr 2, 1985
Filed: Oct 26, 1982
Inventors
Kazuhiro Harada
Yuzoh Tsuchiya
Nobuo Sekiguchi
Toshio Ishikawa
Assignees (at issue)
Nippon Telegraph and Telephone Public Corporation
Showa Electric Wire & Cable Co., Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.