JPH0543805Y2 - - Google Patents

Info

Publication number
JPH0543805Y2
JPH0543805Y2 JP17799487U JP17799487U JPH0543805Y2 JP H0543805 Y2 JPH0543805 Y2 JP H0543805Y2 JP 17799487 U JP17799487 U JP 17799487U JP 17799487 U JP17799487 U JP 17799487U JP H0543805 Y2 JPH0543805 Y2 JP H0543805Y2
Authority
JP
Japan
Prior art keywords
pipe
conduit
axial direction
outer tube
semicircular plates
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 - Lifetime
Application number
JP17799487U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0182063U (enExample
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 JP17799487U priority Critical patent/JPH0543805Y2/ja
Publication of JPH0182063U publication Critical patent/JPH0182063U/ja
Application granted granted Critical
Publication of JPH0543805Y2 publication Critical patent/JPH0543805Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Air-Flow Control Members (AREA)
JP17799487U 1987-11-20 1987-11-20 Expired - Lifetime JPH0543805Y2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17799487U JPH0543805Y2 (enExample) 1987-11-20 1987-11-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17799487U JPH0543805Y2 (enExample) 1987-11-20 1987-11-20

Publications (2)

Publication Number Publication Date
JPH0182063U JPH0182063U (enExample) 1989-06-01
JPH0543805Y2 true JPH0543805Y2 (enExample) 1993-11-05

Family

ID=31469636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17799487U Expired - Lifetime JPH0543805Y2 (enExample) 1987-11-20 1987-11-20

Country Status (1)

Country Link
JP (1) JPH0543805Y2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3481895B2 (ja) * 1999-11-12 2003-12-22 株式会社栗本鐵工所 二層管用ベント構造

Also Published As

Publication number Publication date
JPH0182063U (enExample) 1989-06-01

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