JPH02116392U - - Google Patents

Info

Publication number
JPH02116392U
JPH02116392U JP2192889U JP2192889U JPH02116392U JP H02116392 U JPH02116392 U JP H02116392U JP 2192889 U JP2192889 U JP 2192889U JP 2192889 U JP2192889 U JP 2192889U JP H02116392 U JPH02116392 U JP H02116392U
Authority
JP
Japan
Prior art keywords
signal
receiver
level
predetermined value
alarm sound
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
JP2192889U
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 JP2192889U priority Critical patent/JPH02116392U/ja
Publication of JPH02116392U publication Critical patent/JPH02116392U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
JP2192889U 1989-02-27 1989-02-27 Pending JPH02116392U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2192889U JPH02116392U (enrdf_load_stackoverflow) 1989-02-27 1989-02-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2192889U JPH02116392U (enrdf_load_stackoverflow) 1989-02-27 1989-02-27

Publications (1)

Publication Number Publication Date
JPH02116392U true JPH02116392U (enrdf_load_stackoverflow) 1990-09-18

Family

ID=31239591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2192889U Pending JPH02116392U (enrdf_load_stackoverflow) 1989-02-27 1989-02-27

Country Status (1)

Country Link
JP (1) JPH02116392U (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5653297B2 (enrdf_load_stackoverflow) * 1977-02-28 1981-12-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5653297B2 (enrdf_load_stackoverflow) * 1977-02-28 1981-12-17

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