Granted Patent
Utility
US 4,832,495 · App. 07/107,962
Apparatus for measuring opaque medium coverage of a translucent sheet
Inventors:
Daniel Briggs, Peter Vischer
Patented Case
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Granted: May 23, 1989
Filed: Oct 13, 1987
Inventors
Daniel Briggs
Peter Vischer
Assignee (at issue)
Adolph Coors Company
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.