JPS6276638U - - Google Patents

Info

Publication number
JPS6276638U
JPS6276638U JP16884785U JP16884785U JPS6276638U JP S6276638 U JPS6276638 U JP S6276638U JP 16884785 U JP16884785 U JP 16884785U JP 16884785 U JP16884785 U JP 16884785U JP S6276638 U JPS6276638 U JP S6276638U
Authority
JP
Japan
Prior art keywords
ring
steel pipe
covered
center ring
cover
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.)
Granted
Application number
JP16884785U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0412439Y2 (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 JP16884785U priority Critical patent/JPH0412439Y2/ja
Publication of JPS6276638U publication Critical patent/JPS6276638U/ja
Application granted granted Critical
Publication of JPH0412439Y2 publication Critical patent/JPH0412439Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
JP16884785U 1985-11-01 1985-11-01 Expired JPH0412439Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16884785U JPH0412439Y2 (enrdf_load_stackoverflow) 1985-11-01 1985-11-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16884785U JPH0412439Y2 (enrdf_load_stackoverflow) 1985-11-01 1985-11-01

Publications (2)

Publication Number Publication Date
JPS6276638U true JPS6276638U (enrdf_load_stackoverflow) 1987-05-16
JPH0412439Y2 JPH0412439Y2 (enrdf_load_stackoverflow) 1992-03-25

Family

ID=31102105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16884785U Expired JPH0412439Y2 (enrdf_load_stackoverflow) 1985-11-01 1985-11-01

Country Status (1)

Country Link
JP (1) JPH0412439Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0412439Y2 (enrdf_load_stackoverflow) 1992-03-25

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