Power supply unit and process for generating protective currents to protect metal lines against corrosion
A Standard patent application filed on 29 March 2000 credited to Walger, Martin
Details
Application number :
41127
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Power supply unit and process for generating protective currents to protect metal lines against corrosion