JPS63100591U - - Google Patents

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Publication number
JPS63100591U
JPS63100591U JP19301886U JP19301886U JPS63100591U JP S63100591 U JPS63100591 U JP S63100591U JP 19301886 U JP19301886 U JP 19301886U JP 19301886 U JP19301886 U JP 19301886U JP S63100591 U JPS63100591 U JP S63100591U
Authority
JP
Japan
Prior art keywords
casing
outer periphery
closable
openable
cutter
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
JP19301886U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0428955Y2 (enrdf_load_stackoverflow
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 JP1986193018U priority Critical patent/JPH0428955Y2/ja
Publication of JPS63100591U publication Critical patent/JPS63100591U/ja
Application granted granted Critical
Publication of JPH0428955Y2 publication Critical patent/JPH0428955Y2/ja
Expired legal-status Critical Current

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  • Earth Drilling (AREA)
JP1986193018U 1986-12-17 1986-12-17 Expired JPH0428955Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986193018U JPH0428955Y2 (enrdf_load_stackoverflow) 1986-12-17 1986-12-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986193018U JPH0428955Y2 (enrdf_load_stackoverflow) 1986-12-17 1986-12-17

Publications (2)

Publication Number Publication Date
JPS63100591U true JPS63100591U (enrdf_load_stackoverflow) 1988-06-30
JPH0428955Y2 JPH0428955Y2 (enrdf_load_stackoverflow) 1992-07-14

Family

ID=31148647

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986193018U Expired JPH0428955Y2 (enrdf_load_stackoverflow) 1986-12-17 1986-12-17

Country Status (1)

Country Link
JP (1) JPH0428955Y2 (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4979003U (enrdf_load_stackoverflow) * 1972-10-23 1974-07-09
JPS58103293U (ja) * 1981-12-28 1983-07-13 三谷セキサン株式会社 ア−スドリルバケツト

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4979003U (enrdf_load_stackoverflow) * 1972-10-23 1974-07-09
JPS58103293U (ja) * 1981-12-28 1983-07-13 三谷セキサン株式会社 ア−スドリルバケツト

Also Published As

Publication number Publication date
JPH0428955Y2 (enrdf_load_stackoverflow) 1992-07-14

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