Granted Patent
Utility
US 5,524,841 · App. 08/249,314
Apparatus and methods for winding a plurality of strands
Inventors:
Magdalena J. M. Rijk, Albert J. Messchendorp, Harm R. HAAN
Patented Case
View Patent ↗
Granted: Jun 11, 1996
Filed: May 26, 1994
Inventors
Magdalena J. M. Rijk
Albert J. Messchendorp
Harm R. HAAN
Assignee (at issue)
PPG Industries, Inc.
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.