JPS6444790U - - Google Patents

Info

Publication number
JPS6444790U
JPS6444790U JP13915487U JP13915487U JPS6444790U JP S6444790 U JPS6444790 U JP S6444790U JP 13915487 U JP13915487 U JP 13915487U JP 13915487 U JP13915487 U JP 13915487U JP S6444790 U JPS6444790 U JP S6444790U
Authority
JP
Japan
Prior art keywords
input terminal
input
emergency
line
controlling
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.)
Pending
Application number
JP13915487U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP13915487U priority Critical patent/JPS6444790U/ja
Publication of JPS6444790U publication Critical patent/JPS6444790U/ja
Pending legal-status Critical Current

Links

JP13915487U 1987-09-11 1987-09-11 Pending JPS6444790U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13915487U JPS6444790U (zh) 1987-09-11 1987-09-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13915487U JPS6444790U (zh) 1987-09-11 1987-09-11

Publications (1)

Publication Number Publication Date
JPS6444790U true JPS6444790U (zh) 1989-03-17

Family

ID=31402148

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13915487U Pending JPS6444790U (zh) 1987-09-11 1987-09-11

Country Status (1)

Country Link
JP (1) JPS6444790U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008022508A (ja) * 2006-07-14 2008-01-31 Toa Corp 非常放送設備用スピーカ特性補正装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034001U (zh) * 1973-07-25 1975-04-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034001U (zh) * 1973-07-25 1975-04-12

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008022508A (ja) * 2006-07-14 2008-01-31 Toa Corp 非常放送設備用スピーカ特性補正装置
JP4663597B2 (ja) * 2006-07-14 2011-04-06 ティーオーエー株式会社 非常放送設備用スピーカ特性補正装置

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