Granted Patent
Utility
US 4,238,096 · App. 06/018,996
Movable support post devices
Inventor:
Harold A. Dvorachek
Patented Case
View Patent ↗
Granted: Dec 9, 1980
Filed: Mar 9, 1979
Inventor
Harold A. Dvorachek
Assignee (at issue)
Echlin 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.