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Abbreviated and enhanced dialing apparatus and methods particula

Telephonic communications – Supervisory or control line signaling – Substation originated
Patent

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Access code dialing apparatus and method

Telephonic communications – Supervisory or control line signaling – Substation originated
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Acoustic coupling product label and method of using

Telephonic communications – Supervisory or control line signaling – Substation originated
Reexamination Certificate

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Acoustic signal transfer device

Telephonic communications – Supervisory or control line signaling – Substation originated
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Active digit cancelling parallel dialer

Telephonic communications – Supervisory or control line signaling – Substation originated
Patent

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Adjustable-period dual-tone multifrequency generator

Telephonic communications – Supervisory or control line signaling – Substation originated
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Alphabetic telephone dialer apparatus and method

Telephonic communications – Supervisory or control line signaling – Substation originated
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ANI auto dialer with carrier current interface

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus and method for accessing and maintaining a caller-ID b

Telephonic communications – Supervisory or control line signaling – Substation originated
Patent

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Apparatus and method for dialing out of local area telephone cal

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus and method for dialing out of local area telephone...

Telephonic communications – Supervisory or control line signaling – Substation originated
Reexamination Certificate

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Apparatus and method for finding a called party over a...

Telephonic communications – Supervisory or control line signaling – Substation originated
Reexamination Certificate

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Apparatus and method for inputting alphabet characters on...

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus and method for recording incoming call information

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus and method for supervising derived channel communicati

Telephonic communications – Supervisory or control line signaling – Substation originated
Patent

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Apparatus and method to insert the default local area code...

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus for control of storing information into dial memories

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus for driving a service function unit of a multi-functio

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus for enabling a telephone user to obtain telephone...

Telephonic communications – Supervisory or control line signaling – Substation originated
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Apparatus for prestored bypass dialing

Telephonic communications – Supervisory or control line signaling – Substation originated
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