Granted Patent
Utility
US 6,072,679 · App. 09/273,635
Electric protection systems including PTC and relay-contact-protecting RC-diode network
Inventor:
Inho Myong
Patented Case
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Granted: Jun 6, 2000
Filed: Mar 23, 1999
Inventor
Inho Myong
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.