JPS5033021A - - Google Patents

Info

Publication number
JPS5033021A
JPS5033021A JP8080173A JP8080173A JPS5033021A JP S5033021 A JPS5033021 A JP S5033021A JP 8080173 A JP8080173 A JP 8080173A JP 8080173 A JP8080173 A JP 8080173A JP S5033021 A JPS5033021 A JP S5033021A
Authority
JP
Japan
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
JP8080173A
Other languages
Japanese (ja)
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 JP8080173A priority Critical patent/JPS5033021A/ja
Publication of JPS5033021A publication Critical patent/JPS5033021A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
JP8080173A 1973-07-21 1973-07-21 Pending JPS5033021A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8080173A JPS5033021A (zh) 1973-07-21 1973-07-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8080173A JPS5033021A (zh) 1973-07-21 1973-07-21

Publications (1)

Publication Number Publication Date
JPS5033021A true JPS5033021A (zh) 1975-03-31

Family

ID=13728555

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8080173A Pending JPS5033021A (zh) 1973-07-21 1973-07-21

Country Status (1)

Country Link
JP (1) JPS5033021A (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317271A (en) * 1979-01-08 1982-03-02 Combustion Engineering, Inc. Method of making metal tubes
US5305522A (en) * 1991-07-09 1994-04-26 Hitachi Metals, Ltd. Method of producing a compound roll
US5355932A (en) * 1992-03-06 1994-10-18 Hitachi Metals, Ltd. Method of producing a compound roll

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317271A (en) * 1979-01-08 1982-03-02 Combustion Engineering, Inc. Method of making metal tubes
US5305522A (en) * 1991-07-09 1994-04-26 Hitachi Metals, Ltd. Method of producing a compound roll
US5355932A (en) * 1992-03-06 1994-10-18 Hitachi Metals, Ltd. Method of producing a compound roll

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