JPS53140691A - Drilling device - Google Patents

Drilling device

Info

Publication number
JPS53140691A
JPS53140691A JP5572877A JP5572877A JPS53140691A JP S53140691 A JPS53140691 A JP S53140691A JP 5572877 A JP5572877 A JP 5572877A JP 5572877 A JP5572877 A JP 5572877A JP S53140691 A JPS53140691 A JP S53140691A
Authority
JP
Japan
Prior art keywords
drilling device
drilling
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
JP5572877A
Other languages
Japanese (ja)
Inventor
Yasuo Kakimoto
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.)
USHIO EAATSUURU KK
Original Assignee
USHIO EAATSUURU KK
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 USHIO EAATSUURU KK filed Critical USHIO EAATSUURU KK
Priority to JP5572877A priority Critical patent/JPS53140691A/en
Publication of JPS53140691A publication Critical patent/JPS53140691A/en
Pending legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
JP5572877A 1977-05-13 1977-05-13 Drilling device Pending JPS53140691A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5572877A JPS53140691A (en) 1977-05-13 1977-05-13 Drilling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5572877A JPS53140691A (en) 1977-05-13 1977-05-13 Drilling device

Publications (1)

Publication Number Publication Date
JPS53140691A true JPS53140691A (en) 1978-12-07

Family

ID=13006906

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5572877A Pending JPS53140691A (en) 1977-05-13 1977-05-13 Drilling device

Country Status (1)

Country Link
JP (1) JPS53140691A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114891B1 (en) * 1969-04-04 1976-05-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114891B1 (en) * 1969-04-04 1976-05-13

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