LandOfFree - US Patents - Listing for Telephonic communications,Supervisory or control line signaling

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Dial number generator

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dial pulse detector and detecting method for paging service for

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dial pulse digit detector

Telephonic communications – Supervisory or control line signaling – Signal receiver

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dial signal generator for generating dial pulse signal and dual

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dial tone detector

Telephonic communications – Supervisory or control line signaling – Signal reception at substation

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dial tone detector

Telephonic communications – Supervisory or control line signaling – Signal reception at substation

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialer circuit

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialer for selecting a character

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialer programming and device with integrated printing process

Telephonic communications – Supervisory or control line signaling – Substation originated

Reexamination Certificate

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Dialer programming system and device with integrated printing pr

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

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Dialer programming system and device with integrated printing pr

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing apparatus

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing apparatus

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing apparatus for displaying stored character with reduced k

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing apparatus for power failure extension telephone set of k

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing confirmation tone output apparatus

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing method in mobile telephone

Telephonic communications – Supervisory or control line signaling – Substation originated

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing method with phone number retrieval using partial...

Telephonic communications – Supervisory or control line signaling – Substation originated

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialing tone generator employing low frequency oscillator

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dialler chip mode signal

Telephonic communications – Supervisory or control line signaling – Substation originated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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