JPS542257A - Method of making small pipe having impressed marks - Google Patents

Method of making small pipe having impressed marks

Info

Publication number
JPS542257A
JPS542257A JP6744077A JP6744077A JPS542257A JP S542257 A JPS542257 A JP S542257A JP 6744077 A JP6744077 A JP 6744077A JP 6744077 A JP6744077 A JP 6744077A JP S542257 A JPS542257 A JP S542257A
Authority
JP
Japan
Prior art keywords
small pipe
making small
impressed marks
impressed
marks
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.)
Pending
Application number
JP6744077A
Other languages
Japanese (ja)
Inventor
Isao Tomizawa
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.)
TOMIZAWA SEIMITSUKAN YUUGEN
Original Assignee
TOMIZAWA SEIMITSUKAN YUUGEN
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 TOMIZAWA SEIMITSUKAN YUUGEN filed Critical TOMIZAWA SEIMITSUKAN YUUGEN
Priority to JP6744077A priority Critical patent/JPS542257A/en
Publication of JPS542257A publication Critical patent/JPS542257A/en
Pending legal-status Critical Current

Links

JP6744077A 1977-06-08 1977-06-08 Method of making small pipe having impressed marks Pending JPS542257A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6744077A JPS542257A (en) 1977-06-08 1977-06-08 Method of making small pipe having impressed marks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6744077A JPS542257A (en) 1977-06-08 1977-06-08 Method of making small pipe having impressed marks

Publications (1)

Publication Number Publication Date
JPS542257A true JPS542257A (en) 1979-01-09

Family

ID=13344978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6744077A Pending JPS542257A (en) 1977-06-08 1977-06-08 Method of making small pipe having impressed marks

Country Status (1)

Country Link
JP (1) JPS542257A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5321887A (en) * 1991-10-02 1994-06-21 Framatome Process for individual identification of the tubes of a heat exchanger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5321887A (en) * 1991-10-02 1994-06-21 Framatome Process for individual identification of the tubes of a heat exchanger

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