JPS6453690U - - Google Patents

Info

Publication number
JPS6453690U
JPS6453690U JP14901387U JP14901387U JPS6453690U JP S6453690 U JPS6453690 U JP S6453690U JP 14901387 U JP14901387 U JP 14901387U JP 14901387 U JP14901387 U JP 14901387U JP S6453690 U JPS6453690 U JP S6453690U
Authority
JP
Japan
Prior art keywords
protrusion
protrusions
pipe wall
height
same
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
JP14901387U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0454390Y2 (cs
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 JP1987149013U priority Critical patent/JPH0454390Y2/ja
Publication of JPS6453690U publication Critical patent/JPS6453690U/ja
Application granted granted Critical
Publication of JPH0454390Y2 publication Critical patent/JPH0454390Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Rigid Pipes And Flexible Pipes (AREA)
  • Sewage (AREA)
  • Joints That Cut Off Fluids, And Hose Joints (AREA)
JP1987149013U 1987-09-29 1987-09-29 Expired JPH0454390Y2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987149013U JPH0454390Y2 (cs) 1987-09-29 1987-09-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987149013U JPH0454390Y2 (cs) 1987-09-29 1987-09-29

Publications (2)

Publication Number Publication Date
JPS6453690U true JPS6453690U (cs) 1989-04-03
JPH0454390Y2 JPH0454390Y2 (cs) 1992-12-21

Family

ID=31420850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987149013U Expired JPH0454390Y2 (cs) 1987-09-29 1987-09-29

Country Status (1)

Country Link
JP (1) JPH0454390Y2 (cs)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6220289U (cs) * 1985-07-22 1987-02-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6220289U (cs) * 1985-07-22 1987-02-06

Also Published As

Publication number Publication date
JPH0454390Y2 (cs) 1992-12-21

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