JPH023137Y2 - - Google Patents

Info

Publication number
JPH023137Y2
JPH023137Y2 JP4901683U JP4901683U JPH023137Y2 JP H023137 Y2 JPH023137 Y2 JP H023137Y2 JP 4901683 U JP4901683 U JP 4901683U JP 4901683 U JP4901683 U JP 4901683U JP H023137 Y2 JPH023137 Y2 JP H023137Y2
Authority
JP
Japan
Prior art keywords
shaft
airtight
stopper
core shaft
tube shaft
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
JP4901683U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59154629U (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 JP4901683U priority Critical patent/JPS59154629U/ja
Publication of JPS59154629U publication Critical patent/JPS59154629U/ja
Application granted granted Critical
Publication of JPH023137Y2 publication Critical patent/JPH023137Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)
JP4901683U 1983-04-02 1983-04-02 地下管路の気密通過試験用ストツパ−における飛出し防止装置 Granted JPS59154629U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4901683U JPS59154629U (ja) 1983-04-02 1983-04-02 地下管路の気密通過試験用ストツパ−における飛出し防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4901683U JPS59154629U (ja) 1983-04-02 1983-04-02 地下管路の気密通過試験用ストツパ−における飛出し防止装置

Publications (2)

Publication Number Publication Date
JPS59154629U JPS59154629U (ja) 1984-10-17
JPH023137Y2 true JPH023137Y2 (enrdf_load_stackoverflow) 1990-01-25

Family

ID=30179530

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4901683U Granted JPS59154629U (ja) 1983-04-02 1983-04-02 地下管路の気密通過試験用ストツパ−における飛出し防止装置

Country Status (1)

Country Link
JP (1) JPS59154629U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS59154629U (ja) 1984-10-17

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