JPS4933802A - - Google Patents

Info

Publication number
JPS4933802A
JPS4933802A JP7590172A JP7590172A JPS4933802A JP S4933802 A JPS4933802 A JP S4933802A JP 7590172 A JP7590172 A JP 7590172A JP 7590172 A JP7590172 A JP 7590172A JP S4933802 A JPS4933802 A JP S4933802A
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.)
Granted
Application number
JP7590172A
Other languages
Japanese (ja)
Other versions
JPS5318961B2 (https=
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 JP7590172A priority Critical patent/JPS5318961B2/ja
Publication of JPS4933802A publication Critical patent/JPS4933802A/ja
Publication of JPS5318961B2 publication Critical patent/JPS5318961B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP7590172A 1972-07-31 1972-07-31 Expired JPS5318961B2 (https=)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7590172A JPS5318961B2 (https=) 1972-07-31 1972-07-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7590172A JPS5318961B2 (https=) 1972-07-31 1972-07-31

Publications (2)

Publication Number Publication Date
JPS4933802A true JPS4933802A (https=) 1974-03-28
JPS5318961B2 JPS5318961B2 (https=) 1978-06-17

Family

ID=13589686

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7590172A Expired JPS5318961B2 (https=) 1972-07-31 1972-07-31

Country Status (1)

Country Link
JP (1) JPS5318961B2 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51143702U (https=) * 1975-05-14 1976-11-18
JPS5488101U (https=) * 1977-12-06 1979-06-22

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0316395U (https=) * 1989-06-28 1991-02-19

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51143702U (https=) * 1975-05-14 1976-11-18
JPS5488101U (https=) * 1977-12-06 1979-06-22

Also Published As

Publication number Publication date
JPS5318961B2 (https=) 1978-06-17

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