Granted Patent
Utility
US 4,705,376 · App. 06/897,252
Process and apparatus for treating objects forming separate series
Inventors:
Heiner Schaub, Peter Burki
Patented Case
View Patent ↗
Granted: Nov 10, 1987
Filed: Aug 18, 1986
Inventors
Heiner Schaub
Peter Burki
Assignee (at issue)
Gretag Aktiengesellschaft
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.