PM

Peter Munchow

IE International Standard Electric: 1 patents #147 of 567Top 30%
Overall (All Time): #4,106,239 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4188509 Tone signalling arrangement for a telecommunications exchange Walter L. Kaiser 1980-02-12