Granted Patent
Utility
US 5,172,602 · App. 07/772,659
Hydraulically-assisted automatic skip shifting method of a multi-path toothed-wheel gear change box
Inventors:
Gunter Jurgens, Gerhard Wagner, Frank Tietze
Patented Case
View Patent ↗
Granted: Dec 22, 1992
Filed: Oct 5, 1991
Inventors
Gunter Jurgens
Gerhard Wagner
Frank Tietze
Assignee (at issue)
MERCEDES-BENZ GROUP 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.