Granted Patent
Utility
US 4,722,606 · App. 06/799,674
Analytical photometer, in particular multi-channel, applied to a centrifugal system adapted to perform practically simultaneous determination of the presence of different substances in a certain number of samples
Inventors:
Paolo Bonfiglio, Claudio Calzi
Patented Case
View Patent ↗
Granted: Feb 2, 1988
Filed: Nov 19, 1985
Inventors
Paolo Bonfiglio
Claudio Calzi
Assignee (at issue)
Fisher Scientific Company, L.L.C.
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.