Granted Patent
Utility
US 4,030,702 · App. 05/718,013
Apparatus and method for pneumatically rodding multi-passage cable housing conduits
Inventors:
William P. Ware, Robert D. Wheeler
Patented Case
View Patent ↗
Granted: Jun 21, 1977
Filed: Aug 26, 1976
Inventors
William P. Ware
Robert D. Wheeler
Assignee (at issue)
Thomas Industries of Tennessee Inc.
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.