Granted Patent
Utility
US 4,551,725 · App. 06/414,913
System for identification and determination of the moment of passage of a multiple number of moving bodies at a given point on their path
Inventor:
Rudolf Schaffer
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Sep 3, 1982
Inventor
Rudolf Schaffer
Assignee (at issue)
Compagnie des Montres Longines, Francillon S.A.
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.