Granted Patent
Utility
US 4,860,686 · App. 06/935,424
Coating width regulating apparatus
Inventors:
Kenzo Kato, Kengi Yamada
Patented Case
View Patent ↗
Granted: Aug 29, 1989
Filed: Nov 26, 1986
Inventors
Kenzo Kato
Kengi Yamada
Assignee (at issue)
Beloit Corporation
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.