Granted Patent
Utility
US 4,640,576 · App. 06/624,825
Method and apparatus for tubing optical fibers
Inventors:
H. Keith Eastwood, Paul Rivett
Patented Case
View Patent ↗
Granted: Feb 3, 1987
Filed: Jun 26, 1984
Inventors
H. Keith Eastwood
Paul Rivett
Assignee (at issue)
Canada Wire and Cable Limited
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.