Granted Patent
Utility
US 4,425,949 · App. 06/344,560
Process for removing undesirable substances from electrical devices
Inventor:
Edward A. Rowe
Patented Case
View Patent ↗
Granted: Jan 17, 1984
Filed: Feb 1, 1982
Inventor
Edward A. Rowe
Assignee (at issue)
Diamond Shamrock 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.