JPS4919496A - - Google Patents

Info

Publication number
JPS4919496A
JPS4919496A JP1974272A JP1974272A JPS4919496A JP S4919496 A JPS4919496 A JP S4919496A JP 1974272 A JP1974272 A JP 1974272A JP 1974272 A JP1974272 A JP 1974272A JP S4919496 A JPS4919496 A JP S4919496A
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
JP1974272A
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 JP1974272A priority Critical patent/JPS4919496A/ja
Publication of JPS4919496A publication Critical patent/JPS4919496A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
JP1974272A 1972-02-28 1972-02-28 Pending JPS4919496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1974272A JPS4919496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-02-28 1972-02-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1974272A JPS4919496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-02-28 1972-02-28

Publications (1)

Publication Number Publication Date
JPS4919496A true JPS4919496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-02-20

Family

ID=12007774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1974272A Pending JPS4919496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-02-28 1972-02-28

Country Status (1)

Country Link
JP (1) JPS4919496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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