Data communication equipment

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United States of America Patent

PATENT NO 4773080
SERIAL NO

06724541

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A data communication equipment has a data communication device, a speech communication device, a selection device for selecting the data communication device or the speech communication device to set the data communication equipment in a data communication mode or a speech communication mode, a detection device for detecting non-data communication mode of a partner station when the data communication equipment is set in the data communication mode, and an output device for outputting a sound on the basis of a sound signal through the communication line.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHA A CORP OF JAPAN30-2 3-CHOME SHIMOMARUKO OHTA-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakajima, Toshifumi Kawasaki, JP 20 307
Terajima, Hisao Yokohama, JP 38 472
Yoshiyama, Hirofumi Tokyo, JP 1 40

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