Granted Patent
Utility
US 4,585,936 · App. 06/573,736
Optical process for determining the dimensions of an object in relative movement, and more particularly of a coin in a pre-payment apparatus
Inventor:
Christian Sellier
Patented Case
View Patent ↗
Granted: Apr 29, 1986
Filed: Jan 25, 1984
Inventor
Christian Sellier
Assignee (at issue)
Mecelec
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.