Granted Patent
Utility
US 4,832,065 · App. 07/188,463
Method and apparatus for washing elongated tape with hot water
Inventor:
Noritaka Tsubata
Patented Case
View Patent ↗
Granted: May 23, 1989
Filed: Apr 29, 1988
Inventor
Noritaka Tsubata
Assignee (at issue)
Yoshida Kogyo K.K.
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.