Granted Patent
Utility
US 4,375,706 · App. 06/212,338
Bed bottom
Inventor:
Carl-Axel Finnhult
Patented Case
View Patent ↗
Granted: Mar 8, 1983
Filed: Dec 2, 1980
Inventor
Carl-Axel Finnhult
Assignee (at issue)
Landstingens Inkopscentral, Lic, Ekonomisk Forening
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.