Granted Patent
Utility
US 4,355,536 · App. 06/080,976
Sludge measuring apparatus and ultrasonic probe assembly therefor
Inventors:
James L. McShane, Leonard R. Golick, Stanley R. Spiegelman
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Oct 2, 1979
Inventors
James L. McShane
Leonard R. Golick
Stanley R. Spiegelman
Assignee (at issue)
Westinghouse Electric Company LLC
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.