Granted Patent
Utility
US 4,324,746 · App. 06/210,724
Carburetor improvement for part throttle vacuum staging
Inventor:
William A. Green
Patented Case
View Patent ↗
Granted: Apr 13, 1982
Filed: Nov 26, 1980
Inventor
William A. Green
Assignee (at issue)
ACF Industries Incorporated
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.