Granted Patent
Utility
US 5,336,462 · App. 08/025,943
Mold-closing apparatus for injection-molding machine
Inventor:
Walter Wohlrab
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Mar 2, 1993
Inventor
Walter Wohlrab
Assignee (at issue)
KraussMaffei GmbH
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.