Granted Patent
Utility
US 4,869,680 · App. 07/194,390
Printed circuit board retainer apparatus
Inventors:
Albert K. Yamamoto, Frank Read
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: May 16, 1988
Inventors
Albert K. Yamamoto
Frank Read
Assignee (at issue)
REXNORD 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.