Granted Patent
Utility
US 5,089,328 · App. 07/160,676
Panel and method of making the same
Inventors:
Richard P. Doerer, Edward J. Bihun
Patented Case
View Patent ↗
Granted: Feb 18, 1992
Filed: Feb 26, 1988
Inventors
Richard P. Doerer
Edward J. Bihun
Assignee (at issue)
Van Dresser Corporation
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.