Granted Patent
Utility
US 5,487,479 · App. 08/013,640
Method for nesting longitudinally divisible crane boom segments
Inventors:
David J. Pech, Robert J. Walker, Michael J. Wanek
Patented Case
View Patent ↗
Granted: Jan 30, 1996
Filed: Feb 4, 1993
Inventors
David J. Pech
Robert J. Walker
Michael J. Wanek
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.