JP4290061B2 - 停電対応ｉｐ電話機 - Google Patents

停電対応ｉｐ電話機 Download PDF

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Publication number
JP4290061B2
JP4290061B2 JP2004133052A JP2004133052A JP4290061B2 JP 4290061 B2 JP4290061 B2 JP 4290061B2 JP 2004133052 A JP2004133052 A JP 2004133052A JP 2004133052 A JP2004133052 A JP 2004133052A JP 4290061 B2 JP4290061 B2 JP 4290061B2
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Japan
Prior art keywords
power supply
pstn
communication
call
telephone
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Expired - Fee Related
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JP2004133052A
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Japanese (ja)
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JP2005318220A5 (enExample
JP2005318220A (ja
Inventor
仁 猪野
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Nakayo Telecommunications Inc
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Nakayo Telecommunications Inc
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Priority to JP2004133052A priority Critical patent/JP4290061B2/ja
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Publication of JP2005318220A5 publication Critical patent/JP2005318220A5/ja
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JP2004133052A 2004-04-28 2004-04-28 停電対応ｉｐ電話機 Expired - Fee Related JP4290061B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004133052A JP4290061B2 (ja) 2004-04-28 2004-04-28 停電対応ｉｐ電話機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004133052A JP4290061B2 (ja) 2004-04-28 2004-04-28 停電対応ｉｐ電話機

Publications (3)

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JP2005318220A JP2005318220A (ja) 2005-11-10
JP2005318220A5 JP2005318220A5 (enExample) 2007-06-21
JP4290061B2 true JP4290061B2 (ja) 2009-07-01

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JP2004133052A Expired - Fee Related JP4290061B2 (ja) 2004-04-28 2004-04-28 停電対応ｉｐ電話機

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8094792B2 (en) 2005-12-14 2012-01-10 Ricoh Company, Ltd. Transmission apparatus and method for transmission apparatus to transfer received data

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5018188B2 (ja) * 2007-04-03 2012-09-05 株式会社ナカヨ通信機 迂回外線接続機能を有する内線電話機
JP5120815B2 (ja) * 2008-03-31 2013-01-16 Ｎｅｃインフロンティア株式会社 Ｉｐ電話機、ｉｐ電話システム、及びｉｐ電話機におけるダイヤル発信方法
JP2013051508A (ja) * 2011-08-30 2013-03-14 Sanyo Electric Co Ltd 通信装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8094792B2 (en) 2005-12-14 2012-01-10 Ricoh Company, Ltd. Transmission apparatus and method for transmission apparatus to transfer received data

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Publication number Publication date
JP2005318220A (ja) 2005-11-10

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