JPS5912150Y2 - 真円保持具 - Google Patents

真円保持具

Info

Publication number
JPS5912150Y2
JPS5912150Y2 JP1979019674U JP1967479U JPS5912150Y2 JP S5912150 Y2 JPS5912150 Y2 JP S5912150Y2 JP 1979019674 U JP1979019674 U JP 1979019674U JP 1967479 U JP1967479 U JP 1967479U JP S5912150 Y2 JPS5912150 Y2 JP S5912150Y2
Authority
JP
Japan
Prior art keywords
perfect circle
tube
members
arc
circle holder
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
JP1979019674U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55122988U (enrdf_load_stackoverflow
Inventor
悦朗 桂
隆義 上田
政喜 村上
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kanadevia Corp
Original Assignee
Hitachi Zosen Corp
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 by Hitachi Zosen Corp filed Critical Hitachi Zosen Corp
Priority to JP1979019674U priority Critical patent/JPS5912150Y2/ja
Publication of JPS55122988U publication Critical patent/JPS55122988U/ja
Application granted granted Critical
Publication of JPS5912150Y2 publication Critical patent/JPS5912150Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Butt Welding And Welding Of Specific Article (AREA)
JP1979019674U 1979-02-16 1979-02-16 真円保持具 Expired JPS5912150Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979019674U JPS5912150Y2 (ja) 1979-02-16 1979-02-16 真円保持具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979019674U JPS5912150Y2 (ja) 1979-02-16 1979-02-16 真円保持具

Publications (2)

Publication Number Publication Date
JPS55122988U JPS55122988U (enrdf_load_stackoverflow) 1980-09-01
JPS5912150Y2 true JPS5912150Y2 (ja) 1984-04-12

Family

ID=28849217

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979019674U Expired JPS5912150Y2 (ja) 1979-02-16 1979-02-16 真円保持具

Country Status (1)

Country Link
JP (1) JPS5912150Y2 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS496468A (enrdf_load_stackoverflow) * 1972-02-23 1974-01-21

Also Published As

Publication number Publication date
JPS55122988U (enrdf_load_stackoverflow) 1980-09-01

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