JPH023144Y2 - - Google Patents

Info

Publication number
JPH023144Y2
JPH023144Y2 JP8913883U JP8913883U JPH023144Y2 JP H023144 Y2 JPH023144 Y2 JP H023144Y2 JP 8913883 U JP8913883 U JP 8913883U JP 8913883 U JP8913883 U JP 8913883U JP H023144 Y2 JPH023144 Y2 JP H023144Y2
Authority
JP
Japan
Prior art keywords
sound
frequency
converter
sensor
level
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
JP8913883U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59195541U (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 JP8913883U priority Critical patent/JPS59195541U/ja
Publication of JPS59195541U publication Critical patent/JPS59195541U/ja
Application granted granted Critical
Publication of JPH023144Y2 publication Critical patent/JPH023144Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)
JP8913883U 1983-06-13 1983-06-13 気体あるいは液体の漏洩検出装置 Granted JPS59195541U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8913883U JPS59195541U (ja) 1983-06-13 1983-06-13 気体あるいは液体の漏洩検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8913883U JPS59195541U (ja) 1983-06-13 1983-06-13 気体あるいは液体の漏洩検出装置

Publications (2)

Publication Number Publication Date
JPS59195541U JPS59195541U (ja) 1984-12-26
JPH023144Y2 true JPH023144Y2 (OSRAM) 1990-01-25

Family

ID=30219036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8913883U Granted JPS59195541U (ja) 1983-06-13 1983-06-13 気体あるいは液体の漏洩検出装置

Country Status (1)

Country Link
JP (1) JPS59195541U (OSRAM)

Also Published As

Publication number Publication date
JPS59195541U (ja) 1984-12-26

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