JPS64752B2 - - Google Patents

Info

Publication number
JPS64752B2
JPS64752B2 JP1881581A JP1881581A JPS64752B2 JP S64752 B2 JPS64752 B2 JP S64752B2 JP 1881581 A JP1881581 A JP 1881581A JP 1881581 A JP1881581 A JP 1881581A JP S64752 B2 JPS64752 B2 JP S64752B2
Authority
JP
Japan
Prior art keywords
signal
circuit
terminal
pulse
detector
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
JP1881581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57134790A (en
Inventor
Sumyoshi Yoshino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP1881581A priority Critical patent/JPS57134790A/ja
Publication of JPS57134790A publication Critical patent/JPS57134790A/ja
Publication of JPS64752B2 publication Critical patent/JPS64752B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP1881581A 1981-02-10 1981-02-10 Alarm system Granted JPS57134790A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1881581A JPS57134790A (en) 1981-02-10 1981-02-10 Alarm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1881581A JPS57134790A (en) 1981-02-10 1981-02-10 Alarm system

Publications (2)

Publication Number Publication Date
JPS57134790A JPS57134790A (en) 1982-08-20
JPS64752B2 true JPS64752B2 (ko) 1989-01-09

Family

ID=11982063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1881581A Granted JPS57134790A (en) 1981-02-10 1981-02-10 Alarm system

Country Status (1)

Country Link
JP (1) JPS57134790A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5933597U (ja) * 1982-08-24 1984-03-01 松下電器産業株式会社 トンネル内非常通報装置
JPS6082389U (ja) * 1983-11-08 1985-06-07 ニツタン株式会社 情報伝送装置
JPH0753795Y2 (ja) * 1991-10-04 1995-12-13 住友重機械工業株式会社 フォ−ジングロ−ル用マニプレ−タのトング反転装置

Also Published As

Publication number Publication date
JPS57134790A (en) 1982-08-20

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