Speakerphone with handset

Details Speakerphone with handset Speakerphone with handset

1999-03-29

2000-03-14

Asch, Jeffrey

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

1403

Patent

active

D04216067

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Speakerphone 906, http://telephones.att.com, pp. 1-2. Jun. 16, 1999.
2-Line Speakerphone 922, http://telephone.att.com, pp. 1-3. Jun. 16, 1999.
Hello Direct p. 45, Conference Pro, Spr 1997.

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