Granted Patent
Utility
US 5,701,795 · App. 08/464,688
Hydraulic system
Inventor:
Welm Friedrichsen
Patented Case
View Patent ↗
Granted: Dec 30, 1997
Filed: Jun 6, 1995
Inventor
Welm Friedrichsen
Assignee (at issue)
DANFOSS A/S
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.