JPS56143887A - Air-permeable pipe and its manufacture - Google Patents

Air-permeable pipe and its manufacture

Info

Publication number
JPS56143887A
JPS56143887A JP4645880A JP4645880A JPS56143887A JP S56143887 A JPS56143887 A JP S56143887A JP 4645880 A JP4645880 A JP 4645880A JP 4645880 A JP4645880 A JP 4645880A JP S56143887 A JPS56143887 A JP S56143887A
Authority
JP
Japan
Prior art keywords
manufacture
air
permeable pipe
permeable
pipe
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
JP4645880A
Other languages
Japanese (ja)
Other versions
JPS5920912B2 (en
Inventor
Yoshio Wada
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP55046458A priority Critical patent/JPS5920912B2/en
Publication of JPS56143887A publication Critical patent/JPS56143887A/en
Publication of JPS5920912B2 publication Critical patent/JPS5920912B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Rigid Pipes And Flexible Pipes (AREA)
JP55046458A 1980-04-09 1980-04-09 Breathable pipe and its manufacturing method Expired JPS5920912B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55046458A JPS5920912B2 (en) 1980-04-09 1980-04-09 Breathable pipe and its manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55046458A JPS5920912B2 (en) 1980-04-09 1980-04-09 Breathable pipe and its manufacturing method

Publications (2)

Publication Number Publication Date
JPS56143887A true JPS56143887A (en) 1981-11-09
JPS5920912B2 JPS5920912B2 (en) 1984-05-16

Family

ID=12747711

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55046458A Expired JPS5920912B2 (en) 1980-04-09 1980-04-09 Breathable pipe and its manufacturing method

Country Status (1)

Country Link
JP (1) JPS5920912B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945554U (en) * 1982-09-18 1984-03-26 日本電子株式会社 Spectrophotometer gas introduction device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945554U (en) * 1982-09-18 1984-03-26 日本電子株式会社 Spectrophotometer gas introduction device

Also Published As

Publication number Publication date
JPS5920912B2 (en) 1984-05-16

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