Granted Patent
Utility
US 4,300,205 · App. 06/137,830
Automative engine simulating apparatus
Inventor:
Chusak Tansuwan
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: Apr 7, 1980
Inventor
Chusak Tansuwan
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.