Granted Patent
Utility
US 4,697,043 · App. 06/914,060
Perchloroethylene dielectric fluid containing aliphatic hydrocarbons
Inventor:
Edward A. Rowe
Patented Case
View Patent ↗
Granted: Sep 29, 1987
Filed: Oct 1, 1986
Inventor
Edward A. Rowe
Assignee (at issue)
Occidental Electrochemical 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.