Granted Patent
Utility
US 5,680,814 · App. 08/603,143
Squeegee device for screen printing processes
Inventors:
Frans Lautzenhiser, James E. Walsh
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: Feb 20, 1996
Inventors
Frans Lautzenhiser
James E. Walsh
Assignee (at issue)
DELCO ELECTRONICS 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.