Telephonic communications – Telephone line or system combined with diverse electrical... – To produce visual-graphic copy
Patent
1995-02-06
1998-02-03
Woo, Stella
Telephonic communications
Telephone line or system combined with diverse electrical...
To produce visual-graphic copy
379 9309, 379373, 379164, 358434, H04M 1100
Patent
active
057153019
ABSTRACT:
An in-house communication system comprises a PBX and a line switching device 15 electively connected to a telephone 18 or a facsimile equipment 17 in response to a designating signal sent from an intended party designating signal sending device 6 or 42 of the PBX, thereby providing both facsimile and telephone service directly available in each guest room of a hotel without renovating the telephone wiring in the facility.
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Egasira Ryoichi
Hirai Yuji
Terasaki Kimitoshi
Watanabe Hiroshi
Matsushita Electric - Industrial Co., Ltd.
Woo Stella
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