JPS56139390A - Boring method and apparatus - Google Patents

Boring method and apparatus

Info

Publication number
JPS56139390A
JPS56139390A JP3966980A JP3966980A JPS56139390A JP S56139390 A JPS56139390 A JP S56139390A JP 3966980 A JP3966980 A JP 3966980A JP 3966980 A JP3966980 A JP 3966980A JP S56139390 A JPS56139390 A JP S56139390A
Authority
JP
Japan
Prior art keywords
boring method
boring
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
JP3966980A
Other languages
Japanese (ja)
Inventor
Akira Nakai
Yuuji Mishima
Sadami Emura
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.)
SHIMAZAKI MIXING EQUIP
TOSHIMA KENSETSU KOGYO KK
Nippon Chemical Industrial Co Ltd
Original Assignee
SHIMAZAKI MIXING EQUIP
TOSHIMA KENSETSU KOGYO KK
Nippon Chemical Industrial Co Ltd
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 SHIMAZAKI MIXING EQUIP, TOSHIMA KENSETSU KOGYO KK, Nippon Chemical Industrial Co Ltd filed Critical SHIMAZAKI MIXING EQUIP
Priority to JP3966980A priority Critical patent/JPS56139390A/en
Publication of JPS56139390A publication Critical patent/JPS56139390A/en
Pending legal-status Critical Current

Links

JP3966980A 1980-03-29 1980-03-29 Boring method and apparatus Pending JPS56139390A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3966980A JPS56139390A (en) 1980-03-29 1980-03-29 Boring method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3966980A JPS56139390A (en) 1980-03-29 1980-03-29 Boring method and apparatus

Publications (1)

Publication Number Publication Date
JPS56139390A true JPS56139390A (en) 1981-10-30

Family

ID=12559486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3966980A Pending JPS56139390A (en) 1980-03-29 1980-03-29 Boring method and apparatus

Country Status (1)

Country Link
JP (1) JPS56139390A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010222937A (en) * 2009-03-25 2010-10-07 Chikami Miltec Inc Driving device and driving method, and searching device and searching method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842402A (en) * 1971-10-05 1973-06-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842402A (en) * 1971-10-05 1973-06-20

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010222937A (en) * 2009-03-25 2010-10-07 Chikami Miltec Inc Driving device and driving method, and searching device and searching method

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