Granted Patent
Utility
US 4,687,897 · App. 06/934,042
Flame-off limited circuit for wire bonding ball forming apparatus
Inventor:
Frank A. McKiel, Jr.
Patented Case
View Patent ↗
Granted: Aug 18, 1987
Filed: Nov 24, 1986
Inventor
Frank A. McKiel, Jr.
Assignee (at issue)
Rockwell International 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.