JPS6239184Y2 - - Google Patents

Info

Publication number
JPS6239184Y2
JPS6239184Y2 JP996082U JP996082U JPS6239184Y2 JP S6239184 Y2 JPS6239184 Y2 JP S6239184Y2 JP 996082 U JP996082 U JP 996082U JP 996082 U JP996082 U JP 996082U JP S6239184 Y2 JPS6239184 Y2 JP S6239184Y2
Authority
JP
Japan
Prior art keywords
cutting
cutter
earth
excavated
removal pipe
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
JP996082U
Other languages
English (en)
Japanese (ja)
Other versions
JPS58115590U (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 JP996082U priority Critical patent/JPS58115590U/ja
Publication of JPS58115590U publication Critical patent/JPS58115590U/ja
Application granted granted Critical
Publication of JPS6239184Y2 publication Critical patent/JPS6239184Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP996082U 1982-01-29 1982-01-29 竪穴掘削用ビツト Granted JPS58115590U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP996082U JPS58115590U (ja) 1982-01-29 1982-01-29 竪穴掘削用ビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP996082U JPS58115590U (ja) 1982-01-29 1982-01-29 竪穴掘削用ビツト

Publications (2)

Publication Number Publication Date
JPS58115590U JPS58115590U (ja) 1983-08-06
JPS6239184Y2 true JPS6239184Y2 (en]) 1987-10-06

Family

ID=30022564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP996082U Granted JPS58115590U (ja) 1982-01-29 1982-01-29 竪穴掘削用ビツト

Country Status (1)

Country Link
JP (1) JPS58115590U (en])

Also Published As

Publication number Publication date
JPS58115590U (ja) 1983-08-06

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