Granted Patent
Utility
US 4,295,304 · App. 05/893,435
Prefabricated panel construction system
Inventor:
Kwon S. Kim
Patented Case
View Patent ↗
Granted: Oct 20, 1981
Filed: Apr 4, 1978
Inventor
Kwon S. Kim
Assignee (at issue)
Star Manufacturing Company of Oklahoma
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.