Munchen
Germany
2
2008-10-16
The entities that hold a legal rights for patent applications filed by inventor Dollinger Rudolf:
Rudolf Dollinger from Munchen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and device for checking the function for inverting the polarity on a subscriber line comprising a plurality of wires
#2 | 2008-09-04Method and device for checking the connection of a positive supply voltage to a subscriber access line comprising a plurality of wires
4245679 ⎘