Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific current responsive fault sensor
Patent
1982-10-26
1985-08-06
Schreyer, Stafford D.
Electricity: electrical systems and devices
Safety and protection of systems and devices
With specific current responsive fault sensor
179178, 179 98, 361415, H04M 100
Patent
active
045337934
ABSTRACT:
A wall exchange for a telephone system having a baseplate affixed to a supporting wall in which the various component parts are attached to one another and to the baseplate by molded snap-in connectors.
Schreyer Stafford D.
Telefonbau und Normalzeit GmbH
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