JPS63104784U - - Google Patents

Info

Publication number
JPS63104784U
JPS63104784U JP19975886U JP19975886U JPS63104784U JP S63104784 U JPS63104784 U JP S63104784U JP 19975886 U JP19975886 U JP 19975886U JP 19975886 U JP19975886 U JP 19975886U JP S63104784 U JPS63104784 U JP S63104784U
Authority
JP
Japan
Prior art keywords
spiral
hollow tube
fins
utility
spiral tube
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
JP19975886U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0334540Y2 (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 JP19975886U priority Critical patent/JPH0334540Y2/ja
Publication of JPS63104784U publication Critical patent/JPS63104784U/ja
Application granted granted Critical
Publication of JPH0334540Y2 publication Critical patent/JPH0334540Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Rigid Pipes And Flexible Pipes (AREA)
JP19975886U 1986-12-26 1986-12-26 Expired JPH0334540Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19975886U JPH0334540Y2 (enrdf_load_stackoverflow) 1986-12-26 1986-12-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19975886U JPH0334540Y2 (enrdf_load_stackoverflow) 1986-12-26 1986-12-26

Publications (2)

Publication Number Publication Date
JPS63104784U true JPS63104784U (enrdf_load_stackoverflow) 1988-07-07
JPH0334540Y2 JPH0334540Y2 (enrdf_load_stackoverflow) 1991-07-22

Family

ID=31161681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19975886U Expired JPH0334540Y2 (enrdf_load_stackoverflow) 1986-12-26 1986-12-26

Country Status (1)

Country Link
JP (1) JPH0334540Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0334540Y2 (enrdf_load_stackoverflow) 1991-07-22

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