Granted Patent
Utility
US 4,592,220 · App. 06/638,557
System and method for the in press adjustment of workpiece holding force
Inventors:
Miguel Martinez, Zygmunt M. Andrevski, William J. Mitchell
Patented Case
View Patent ↗
Granted: Jun 3, 1986
Filed: Aug 7, 1984
Inventors
Miguel Martinez
Zygmunt M. Andrevski
William J. Mitchell
Assignee (at issue)
RCA Corporation
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.