Granted Patent
Utility
US 4,834,237 · App. 07/232,299
Wallcovering kit apparatus and method
Inventors:
David R. Henke, Douglas B. Malchow
Patented Case
View Patent ↗
Granted: May 30, 1989
Filed: Aug 15, 1988
Inventors
David R. Henke
Douglas B. Malchow
Assignee (at issue)
Warner Manufacturing 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.