Granted Patent
Utility
US 4,324,010 · App. 06/147,217
Drive unit for adjustable beds
Inventors:
Don M. Houlberg, Larry D. Anderson, Frank M. Damico
Patented Case
View Patent ↗
Granted: Apr 13, 1982
Filed: May 6, 1980
Inventors
Don M. Houlberg
Larry D. Anderson
Frank M. Damico
Assignee (at issue)
Joerns Furniture 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.