Inventor
MEIER ALFRED
DE3 patents
⚠️ This page may combine multiple inventors who share the name “MEIER ALFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
2 patentsUS4009342AFeb 22, 1977
Circuit arrangement for communication facilities wherein transmission paths can be employed for different types of message switching
SIEMENS AG45 citations89
US4288662ASep 8, 1981
Circuit arrangement for telephone exchange systems, especially subscriber extension station installations, with additional data traffic, for example with teleprinter equipment
SIEMENS AG2 citations58