Granted Patent
Utility
US 4,769,185 · App. 07/084,894
Diaphragm carburetor for internal combustion engine
Inventors:
Kohji Nagasaka, Yoshimi Sejimo
Patented Case
View Patent ↗
Granted: Sep 6, 1988
Filed: Aug 13, 1987
Inventors
Kohji Nagasaka
Yoshimi Sejimo
Assignee (at issue)
Walbro Far East, 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.