Granted Patent
Utility
US 4,156,044 · App. 05/860,932
Methods and apparatus for coating a filament
Inventors:
Jaroslav Mracek, Un-Chul Paek
Patented Case
View Patent ↗
Granted: May 22, 1979
Filed: Dec 15, 1977
Inventors
Jaroslav Mracek
Un-Chul Paek
Assignee (at issue)
Western Electric 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.