JPS58160991U - コア採取器具のビツト - Google Patents

コア採取器具のビツト

Info

Publication number
JPS58160991U
JPS58160991U JP5978382U JP5978382U JPS58160991U JP S58160991 U JPS58160991 U JP S58160991U JP 5978382 U JP5978382 U JP 5978382U JP 5978382 U JP5978382 U JP 5978382U JP S58160991 U JPS58160991 U JP S58160991U
Authority
JP
Japan
Prior art keywords
tube
core
recess
tip
joint
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.)
Granted
Application number
JP5978382U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0227032Y2 (2
Inventor
永田　希喜
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP5978382U priority Critical patent/JPS58160991U/ja
Publication of JPS58160991U publication Critical patent/JPS58160991U/ja
Application granted granted Critical
Publication of JPH0227032Y2 publication Critical patent/JPH0227032Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP5978382U 1982-04-23 1982-04-23 コア採取器具のビツト Granted JPS58160991U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5978382U JPS58160991U (ja) 1982-04-23 1982-04-23 コア採取器具のビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5978382U JPS58160991U (ja) 1982-04-23 1982-04-23 コア採取器具のビツト

Publications (2)

Publication Number Publication Date
JPS58160991U true JPS58160991U (ja) 1983-10-26
JPH0227032Y2 JPH0227032Y2 (2) 1990-07-23

Family

ID=30070065

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5978382U Granted JPS58160991U (ja) 1982-04-23 1982-04-23 コア採取器具のビツト

Country Status (1)

Country Link
JP (1) JPS58160991U (2)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60139887U (ja) * 1984-02-24 1985-09-17 ノートン株式会社 コアバレル用ビツト

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60139887U (ja) * 1984-02-24 1985-09-17 ノートン株式会社 コアバレル用ビツト

Also Published As

Publication number Publication date
JPH0227032Y2 (2) 1990-07-23

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