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Automatic dialing device and auxiliary dialing device for a tele

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

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Automatic dialing machine

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

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Automatic dialing method

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

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Automatic dialing method in telephone terminal

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

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Automatic dialing system

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

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Automatic dialing system

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

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Automatic electronic audio signal attenuating device and method

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

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Automatic phone dialer with heuristic algorithm

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

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Automatic signalling-system switching device for digital line ci

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

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Automatic sorting system and method for electronic telephone...

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

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Automatic speed call updating

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

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Automatic speed dial updating

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

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Automatic telephone calling card

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

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Automatic telephone dialer system

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

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Automatic telephone dialer system with printed storage

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

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Automatic telephone dialer utilizing an electronic telephone boo

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

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Automatic telephone dialing method and apparatus

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

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Automatic telephone dialing method and apparatus

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

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Automatic update of a directory entry within a directory of...

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

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Automobile telephone apparatus

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

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