Granted Patent
Utility
US 5,148,929 · App. 07/762,771
Multi-coupling device for crane hydraulic lines
Inventors:
Charles R. Wernecke, Marlin P. Strouf
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Sep 20, 1991
Inventors
Charles R. Wernecke
Marlin P. Strouf
Assignee (at issue)
The Manitowoc Company, Inc.
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.