JPH03123612U - - Google Patents

Info

Publication number
JPH03123612U
JPH03123612U JP3301790U JP3301790U JPH03123612U JP H03123612 U JPH03123612 U JP H03123612U JP 3301790 U JP3301790 U JP 3301790U JP 3301790 U JP3301790 U JP 3301790U JP H03123612 U JPH03123612 U JP H03123612U
Authority
JP
Japan
Prior art keywords
gripped
gun drill
pipe
tip
gripped part
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
JP3301790U
Other languages
English (en)
Japanese (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 JP3301790U priority Critical patent/JPH03123612U/ja
Publication of JPH03123612U publication Critical patent/JPH03123612U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP3301790U 1990-03-29 1990-03-29 Pending JPH03123612U (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3301790U JPH03123612U (xx) 1990-03-29 1990-03-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3301790U JPH03123612U (xx) 1990-03-29 1990-03-29

Publications (1)

Publication Number Publication Date
JPH03123612U true JPH03123612U (xx) 1991-12-16

Family

ID=31536349

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3301790U Pending JPH03123612U (xx) 1990-03-29 1990-03-29

Country Status (1)

Country Link
JP (1) JPH03123612U (xx)

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