JPS532100A - Beam-type automatic alarm - Google Patents

Beam-type automatic alarm

Info

Publication number
JPS532100A
JPS532100A JP7695976A JP7695976A JPS532100A JP S532100 A JPS532100 A JP S532100A JP 7695976 A JP7695976 A JP 7695976A JP 7695976 A JP7695976 A JP 7695976A JP S532100 A JPS532100 A JP S532100A
Authority
JP
Japan
Prior art keywords
type automatic
automatic alarm
alarm
countinous
anintruding
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
JP7695976A
Other languages
English (en)
Inventor
Takashi Yamamoto
Muneo Suzuki
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 JP7695976A priority Critical patent/JPS532100A/ja
Publication of JPS532100A publication Critical patent/JPS532100A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
JP7695976A 1976-06-28 1976-06-28 Beam-type automatic alarm Pending JPS532100A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7695976A JPS532100A (en) 1976-06-28 1976-06-28 Beam-type automatic alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7695976A JPS532100A (en) 1976-06-28 1976-06-28 Beam-type automatic alarm

Publications (1)

Publication Number Publication Date
JPS532100A true JPS532100A (en) 1978-01-10

Family

ID=13620314

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7695976A Pending JPS532100A (en) 1976-06-28 1976-06-28 Beam-type automatic alarm

Country Status (1)

Country Link
JP (1) JPS532100A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5790122A (en) * 1980-11-27 1982-06-04 Matsushita Electric Works Ltd Display circuit for signal level of photoelectric switch
JPS59218590A (ja) * 1983-05-27 1984-12-08 鹿島建設株式会社 積雪警報装置
US4516115A (en) * 1982-04-16 1985-05-07 Cerberus Ag Intrusion detection system
JP2014238392A (ja) * 2013-05-21 2014-12-18 シュネーデル、エレクトリック、インダストリーズ、エスアーエスＳｃｈｎｅｉｄｅｒ Ｅｌｅｃｔｒｉｃ Ｉｎｄｕｓｔｒｉｅｓ Ｓａｓ 反射モード検出装置で使用される反射体

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5790122A (en) * 1980-11-27 1982-06-04 Matsushita Electric Works Ltd Display circuit for signal level of photoelectric switch
JPH0323855B2 (ja) * 1980-11-27 1991-03-29 Matsushita Electric Works Ltd
US4516115A (en) * 1982-04-16 1985-05-07 Cerberus Ag Intrusion detection system
JPS59218590A (ja) * 1983-05-27 1984-12-08 鹿島建設株式会社 積雪警報装置
JP2014238392A (ja) * 2013-05-21 2014-12-18 シュネーデル、エレクトリック、インダストリーズ、エスアーエスＳｃｈｎｅｉｄｅｒ Ｅｌｅｃｔｒｉｃ Ｉｎｄｕｓｔｒｉｅｓ Ｓａｓ 反射モード検出装置で使用される反射体

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