Granted Patent
Utility
US 5,485,945 · App. 08/378,200
Opening apparatus having an alignment system for producing a continuous metal strip from a split-tube
Inventors:
Thomas L. Linsenbardt, Daniel H. Hickman
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Jan 25, 1995
Inventors
Thomas L. Linsenbardt
Daniel H. Hickman
Assignee (at issue)
ABB Power T&D Company 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.