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Keypad status reporting system

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

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Knob for covering a top end of a pointing stick of a stick...

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

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Learned speed dialing

Telephonic communications – Supervisory or control line signaling – Substation originated
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Liquid crystal display driver and power supply

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

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Long distance telephonic access assembly and method for...

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

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Management of telephone call routing using a directory...

Telephonic communications – Supervisory or control line signaling – Substation originated
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Memory architecture for telephone dialer

Telephonic communications – Supervisory or control line signaling – Substation originated
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Memory device

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

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Memory dial telephone finder

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

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Memory dialing control system having improved telephone number r

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

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Merging various request methods into a single unified user...

Telephonic communications – Supervisory or control line signaling – Substation originated
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Message generator with auto dialer

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

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Method and apparatus for a dual mode keypad permitting one-touch

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

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Method and apparatus for abbreviated dialing in a subscriber...

Telephonic communications – Supervisory or control line signaling – Substation originated
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Method and apparatus for alphanumeric data entry

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

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Method and apparatus for an intelligent telephone prefix dialer

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

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Method and apparatus for automatic redialing of telephone number

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

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Method and apparatus for automatic telephone area-code dialing

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

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Method and apparatus for automatically initiating a...

Telephonic communications – Supervisory or control line signaling – Substation originated
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Method and apparatus for automatically selecting system commands

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

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