About: http://dbpedia.org/class/yago/WikicatTelephonySignals

Property	Value
rdfs:subClassOf	yago:Signal106791372
owl:equivalentClass	yago-res:wikicat_Telephony_signals
is rdf:type of	dbr:Bearer_channel dbr:Metering_pulse dbr:Permanent_signal dbr:One-way_trunk dbr:ToneScript dbr:Proceed-to-select dbr:Call_progress_analysis dbr:Truetone dbr:Analog_Display_Services_Interface dbr:Recorder_warning_tone dbr:Reorder_tone dbr:On-hook dbr:SS7_probe dbr:Pulse-code_modulation dbr:Call-progress_tone dbr:Common-channel_signaling dbr:Common-network_interface_ring dbr:Compelled_signalling dbr:Panel_call_indicator dbr:Status_tones dbr:Kewlstart dbr:Dual-tone_multi-frequency_signaling dbr:Line_signaling dbr:Extended_superframe dbr:Dial_tone dbr:Differential_pulse-code_modulation dbr:Digital_milliwatt dbr:Disconnect_tone dbr:Falsing dbr:Rotary_dial dbr:Pulse_dialing dbr:Register_signaling dbr:Ringing_(telephony) dbr:Robbed-bit_signaling dbr:Signaling_System_No._5 dbr:Edge_STP dbr:Hook_flash dbr:Wink_pulsing dbr:Zip_tone dbr:Digital_Private_Network_Signalling_System dbr:Automatic_number_announcement_circuit dbr:Automatic_number_identification dbr:Ground_start dbr:In-band_signaling dbr:Camp-on_busy_signal dbr:R2_signalling dbr:Telephone_hook dbr:Loop_start dbr:Special_information_tones dbr:Signaling_protocol dbr:Simplex_signaling dbr:Single-frequency_signaling dbr:Voice_interface_card dbr:Disconnect_supervision dbr:Off-hook_tone dbr:Precise_Tone_Plan dbr:Calling_party_control dbr:Separate-channel_signaling dbr:Telephone_signaling_interface dbr:Multi-frequency_receiver dbr:Multi-frequency_signaling dbr:Multiple_frequency-shift_keying dbr:Signal_tone dbr:Signaling_System_No._6 dbr:Off-hook dbr:Two-out-of-five_code