Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04J
MULTIPLEX COMMUNICATION
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3/00
Time-division multiplex systems
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H04J3/08
Intermediate station arrangements, e.g. for branching, for tapping-off
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H04J3/085
for ring networks, e.g. SDH/SONET rings, self-healing rings, meashed SDH/SONET networks
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