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BR0201812A
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System for automatic full detection and registration of traffic violations on roads and urban roads
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BR0200608A
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Cellular technology system for cloned cell phone monitoring, detection and blocking
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BR9504016A
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Caller terminal identification system for cell phones
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BR9404677A
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Equipment for signaling the number of the calling terminal to the calling terminal under busy telephone line conditions
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Equipment for supplementary services in analog exchanges
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WO9403006A2
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Equipment controller of incoming callings and the subscriber's telephonic terminal
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BR9302226A
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Call billing equipment for electromechanical telephone exchange
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BR9203786A
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Local recording equipment and associated senders for telephone exchanges
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BR8008085A
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Direct dialing to conventional equipment extension
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BR8008086A
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Transmission and type-reception using conventional machines
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