JPS547485B2 - - Google Patents

Info

Publication number
JPS547485B2
JPS547485B2 JP8273674A JP8273674A JPS547485B2 JP S547485 B2 JPS547485 B2 JP S547485B2 JP 8273674 A JP8273674 A JP 8273674A JP 8273674 A JP8273674 A JP 8273674A JP S547485 B2 JPS547485 B2 JP S547485B2
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.)
Expired
Application number
JP8273674A
Other languages
Japanese (ja)
Other versions
JPS5112304A (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 JP8273674A priority Critical patent/JPS5112304A/ja
Publication of JPS5112304A publication Critical patent/JPS5112304A/ja
Publication of JPS547485B2 publication Critical patent/JPS547485B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP8273674A 1974-07-20 1974-07-20 Sakugankishijobuumuno shinshukuseigyosochi Granted JPS5112304A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8273674A JPS5112304A (ja) 1974-07-20 1974-07-20 Sakugankishijobuumuno shinshukuseigyosochi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8273674A JPS5112304A (ja) 1974-07-20 1974-07-20 Sakugankishijobuumuno shinshukuseigyosochi

Publications (2)

Publication Number Publication Date
JPS5112304A JPS5112304A (ja) 1976-01-30
JPS547485B2 true JPS547485B2 (US20050192411A1-20050901-C00001.png) 1979-04-07

Family

ID=13782691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8273674A Granted JPS5112304A (ja) 1974-07-20 1974-07-20 Sakugankishijobuumuno shinshukuseigyosochi

Country Status (1)

Country Link
JP (1) JPS5112304A (US20050192411A1-20050901-C00001.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3374975A (en) * 1964-07-09 1968-03-26 Ingersoll Rand World Trade Boom for drilling machines

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3374975A (en) * 1964-07-09 1968-03-26 Ingersoll Rand World Trade Boom for drilling machines

Also Published As

Publication number Publication date
JPS5112304A (ja) 1976-01-30

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