Granted Patent
Utility
US 4,339,205 · App. 06/158,084
Defoaming apparatus
Inventors:
Kochi Kato, Namio Uemura
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Jun 10, 1980
Inventors
Kochi Kato
Namio Uemura
Assignee (at issue)
Nippon Mining Company 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.