JPH0646121Y2 - 電話回線優先装置 - Google Patents

電話回線優先装置

Info

Publication number
JPH0646121Y2
JPH0646121Y2 JP2301189U JP2301189U JPH0646121Y2 JP H0646121 Y2 JPH0646121 Y2 JP H0646121Y2 JP 2301189 U JP2301189 U JP 2301189U JP 2301189 U JP2301189 U JP 2301189U JP H0646121 Y2 JPH0646121 Y2 JP H0646121Y2
Authority
JP
Japan
Prior art keywords
line
telephone
telephone line
circuit
detection signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP2301189U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02113461U (en]
Inventor
直樹 栖原
Original Assignee
アイワ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by アイワ株式会社 filed Critical アイワ株式会社
Priority to JP2301189U priority Critical patent/JPH0646121Y2/ja
Publication of JPH02113461U publication Critical patent/JPH02113461U/ja
Application granted granted Critical
Publication of JPH0646121Y2 publication Critical patent/JPH0646121Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP2301189U 1989-02-28 1989-02-28 電話回線優先装置 Expired - Lifetime JPH0646121Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2301189U JPH0646121Y2 (ja) 1989-02-28 1989-02-28 電話回線優先装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2301189U JPH0646121Y2 (ja) 1989-02-28 1989-02-28 電話回線優先装置

Publications (2)

Publication Number Publication Date
JPH02113461U JPH02113461U (en]) 1990-09-11
JPH0646121Y2 true JPH0646121Y2 (ja) 1994-11-24

Family

ID=31241644

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2301189U Expired - Lifetime JPH0646121Y2 (ja) 1989-02-28 1989-02-28 電話回線優先装置

Country Status (1)

Country Link
JP (1) JPH0646121Y2 (en])

Also Published As

Publication number Publication date
JPH02113461U (en]) 1990-09-11

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term