JPH055454Y2 - - Google Patents

Info

Publication number
JPH055454Y2
JPH055454Y2 JP1986144023U JP14402386U JPH055454Y2 JP H055454 Y2 JPH055454 Y2 JP H055454Y2 JP 1986144023 U JP1986144023 U JP 1986144023U JP 14402386 U JP14402386 U JP 14402386U JP H055454 Y2 JPH055454 Y2 JP H055454Y2
Authority
JP
Japan
Prior art keywords
depth
signal
debris
warning
alarm
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 - Lifetime
Application number
JP1986144023U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6351218U (enrdf_load_stackoverflow
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 JP1986144023U priority Critical patent/JPH055454Y2/ja
Publication of JPS6351218U publication Critical patent/JPS6351218U/ja
Application granted granted Critical
Publication of JPH055454Y2 publication Critical patent/JPH055454Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Emergency Alarm Devices (AREA)
JP1986144023U 1986-09-22 1986-09-22 Expired - Lifetime JPH055454Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986144023U JPH055454Y2 (enrdf_load_stackoverflow) 1986-09-22 1986-09-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986144023U JPH055454Y2 (enrdf_load_stackoverflow) 1986-09-22 1986-09-22

Publications (2)

Publication Number Publication Date
JPS6351218U JPS6351218U (enrdf_load_stackoverflow) 1988-04-06
JPH055454Y2 true JPH055454Y2 (enrdf_load_stackoverflow) 1993-02-12

Family

ID=31054251

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986144023U Expired - Lifetime JPH055454Y2 (enrdf_load_stackoverflow) 1986-09-22 1986-09-22

Country Status (1)

Country Link
JP (1) JPH055454Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4934855B2 (ja) * 2007-08-23 2012-05-23 国土交通省北陸地方整備局長 土石流堰止構造体築造箇所における安全確保方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5551879Y2 (enrdf_load_stackoverflow) * 1976-02-03 1980-12-02
JPS56157862A (en) * 1980-05-09 1981-12-05 Omron Tateisi Electronics Co Natural disaster detector
JPS60230329A (ja) * 1984-04-27 1985-11-15 オプテツクス株式会社 赤外線式光電スイツチ

Also Published As

Publication number Publication date
JPS6351218U (enrdf_load_stackoverflow) 1988-04-06

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