JPH0248957Y2 - - Google Patents

Info

Publication number
JPH0248957Y2
JPH0248957Y2 JP1983017877U JP1787783U JPH0248957Y2 JP H0248957 Y2 JPH0248957 Y2 JP H0248957Y2 JP 1983017877 U JP1983017877 U JP 1983017877U JP 1787783 U JP1787783 U JP 1787783U JP H0248957 Y2 JPH0248957 Y2 JP H0248957Y2
Authority
JP
Japan
Prior art keywords
counter
meter
flow rate
gas
pulses
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
JP1983017877U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59123800U (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 JP1787783U priority Critical patent/JPS59123800U/ja
Publication of JPS59123800U publication Critical patent/JPS59123800U/ja
Application granted granted Critical
Publication of JPH0248957Y2 publication Critical patent/JPH0248957Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Pipeline Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Examining Or Testing Airtightness (AREA)
JP1787783U 1983-02-09 1983-02-09 漏れ量調査装置 Granted JPS59123800U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1787783U JPS59123800U (ja) 1983-02-09 1983-02-09 漏れ量調査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1787783U JPS59123800U (ja) 1983-02-09 1983-02-09 漏れ量調査装置

Publications (2)

Publication Number Publication Date
JPS59123800U JPS59123800U (ja) 1984-08-20
JPH0248957Y2 true JPH0248957Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-12-21

Family

ID=30149100

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1787783U Granted JPS59123800U (ja) 1983-02-09 1983-02-09 漏れ量調査装置

Country Status (1)

Country Link
JP (1) JPS59123800U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002055019A (ja) * 2000-08-08 2002-02-20 Fuji Tecom Inc 漏水検出方法及びその処理プログラムを記録した記憶媒体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5338944B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-02-21 1978-10-18
JPS56162029A (en) * 1980-05-19 1981-12-12 Hitachi Ltd Water leakage detecting method
JPS5814015A (ja) * 1981-07-17 1983-01-26 Motohiro Gotanda ガス異常使用検知装置

Also Published As

Publication number Publication date
JPS59123800U (ja) 1984-08-20

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