Granted Patent
Utility
US 4,123,879 · App. 05/810,578
Panel wall systems with modular component build-up
Inventors:
Leif Blodee, Robert L. Knapp, Simon W. Oppenhuizen
Patented Case
View Patent ↗
Granted: Nov 7, 1978
Filed: Jun 27, 1977
Inventors
Leif Blodee
Robert L. Knapp
Simon W. Oppenhuizen
Assignee (at issue)
American Seating Company
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.