Granted Patent
Utility
US 4,635,765 · App. 06/626,313
Adjustable hydraulic damper apparatus
Inventor:
Rudolf Schmidt
Patented Case
View Patent ↗
Granted: Jan 13, 1987
Filed: Jun 29, 1984
Inventor
Rudolf Schmidt
Assignee (at issue)
Boge GmbH
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.