JPH0245352Y2 - - Google Patents

Info

Publication number
JPH0245352Y2
JPH0245352Y2 JP1985046016U JP4601685U JPH0245352Y2 JP H0245352 Y2 JPH0245352 Y2 JP H0245352Y2 JP 1985046016 U JP1985046016 U JP 1985046016U JP 4601685 U JP4601685 U JP 4601685U JP H0245352 Y2 JPH0245352 Y2 JP H0245352Y2
Authority
JP
Japan
Prior art keywords
head
bit
blade
gutter
crushed debris
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.)
Expired
Application number
JP1985046016U
Other languages
English (en)
Japanese (ja)
Other versions
JPS61164388U (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 JP1985046016U priority Critical patent/JPH0245352Y2/ja
Publication of JPS61164388U publication Critical patent/JPS61164388U/ja
Application granted granted Critical
Publication of JPH0245352Y2 publication Critical patent/JPH0245352Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1985046016U 1985-03-29 1985-03-29 Expired JPH0245352Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985046016U JPH0245352Y2 (enrdf_load_stackoverflow) 1985-03-29 1985-03-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985046016U JPH0245352Y2 (enrdf_load_stackoverflow) 1985-03-29 1985-03-29

Publications (2)

Publication Number Publication Date
JPS61164388U JPS61164388U (enrdf_load_stackoverflow) 1986-10-11
JPH0245352Y2 true JPH0245352Y2 (enrdf_load_stackoverflow) 1990-11-30

Family

ID=30560030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985046016U Expired JPH0245352Y2 (enrdf_load_stackoverflow) 1985-03-29 1985-03-29

Country Status (1)

Country Link
JP (1) JPH0245352Y2 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230493A (en) * 1978-09-22 1980-10-28 E. I. Du Pont De Nemours And Company Gold conductor compositions

Also Published As

Publication number Publication date
JPS61164388U (enrdf_load_stackoverflow) 1986-10-11

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