Granted Patent
Utility
US 5,140,929 · App. 07/690,093
Handling boom comprising a main boom and an additional boom
Inventor:
Bernard F. Gaspard
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Apr 23, 1991
Inventor
Bernard F. Gaspard
Assignee (at issue)
PPM Zone Industrielle de la Saule
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.