JPS6243431Y2 - - Google Patents

Info

Publication number
JPS6243431Y2
JPS6243431Y2 JP1979158293U JP15829379U JPS6243431Y2 JP S6243431 Y2 JPS6243431 Y2 JP S6243431Y2 JP 1979158293 U JP1979158293 U JP 1979158293U JP 15829379 U JP15829379 U JP 15829379U JP S6243431 Y2 JPS6243431 Y2 JP S6243431Y2
Authority
JP
Japan
Prior art keywords
signal
frequency
transmitter
alarm
abnormal situation
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
Application number
JP1979158293U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5677995U (ko
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 JP1979158293U priority Critical patent/JPS6243431Y2/ja
Publication of JPS5677995U publication Critical patent/JPS5677995U/ja
Application granted granted Critical
Publication of JPS6243431Y2 publication Critical patent/JPS6243431Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
JP1979158293U 1979-11-15 1979-11-15 Expired JPS6243431Y2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979158293U JPS6243431Y2 (ko) 1979-11-15 1979-11-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979158293U JPS6243431Y2 (ko) 1979-11-15 1979-11-15

Publications (2)

Publication Number Publication Date
JPS5677995U JPS5677995U (ko) 1981-06-24
JPS6243431Y2 true JPS6243431Y2 (ko) 1987-11-11

Family

ID=29669541

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979158293U Expired JPS6243431Y2 (ko) 1979-11-15 1979-11-15

Country Status (1)

Country Link
JP (1) JPS6243431Y2 (ko)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5322744A (en) * 1976-08-14 1978-03-02 Ricoh Co Ltd Ink jet type printing unit
JPS5361232A (en) * 1976-11-12 1978-06-01 Hitachi Ltd Ink jet recording device
JPS5421723A (en) * 1977-07-19 1979-02-19 Sharp Corp Ink supply system for ink jet printer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5322744A (en) * 1976-08-14 1978-03-02 Ricoh Co Ltd Ink jet type printing unit
JPS5361232A (en) * 1976-11-12 1978-06-01 Hitachi Ltd Ink jet recording device
JPS5421723A (en) * 1977-07-19 1979-02-19 Sharp Corp Ink supply system for ink jet printer

Also Published As

Publication number Publication date
JPS5677995U (ko) 1981-06-24

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