Granted Patent
Utility
US 5,117,589 · App. 07/679,836
Adjustable transfer tool for lapping magnetic head sliders
Inventors:
Peter G. Bischoff, Robert Cole
Patented Case
View Patent ↗
Granted: Jun 2, 1992
Filed: Apr 1, 1991
Inventors
Peter G. Bischoff
Robert Cole
Assignee (at issue)
Read Rite 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.