Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04M
TELEPHONIC COMMUNICATION
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Substation equipment, e.g. for use by subscribers
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H04M1/72
Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
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H04M1/724
User interfaces specially adapted for cordless or mobile telephones
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H04M1/72403
with means for local support of applications that increase the functionality
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H04M1/72409
by interfacing with external accessories
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H04M1/72412
using two-way short-range wireless interfaces
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