Granted Patent
Utility
US 5,673,658 · App. 08/747,253
Hydraulic-mechanical valve operating mechanism
Inventor:
Richard Allmendinger
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Nov 18, 1996
Inventor
Richard Allmendinger
Assignee (at issue)
Daimler-Benz AG
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.