Granted Patent
Utility
US 4,908,542 · App. 07/065,748
Saw tapered transducers
Inventor:
Leland P. Solie
Patented Case
View Patent ↗
Granted: Mar 13, 1990
Filed: Jun 24, 1987
Inventor
Leland P. Solie
Assignee (at issue)
Unisys Corporation
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.