JPS6136619Y2 - - Google Patents

Info

Publication number
JPS6136619Y2
JPS6136619Y2 JP5444880U JP5444880U JPS6136619Y2 JP S6136619 Y2 JPS6136619 Y2 JP S6136619Y2 JP 5444880 U JP5444880 U JP 5444880U JP 5444880 U JP5444880 U JP 5444880U JP S6136619 Y2 JPS6136619 Y2 JP S6136619Y2
Authority
JP
Japan
Prior art keywords
casing
hole
chamber
auger
hollow rod
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
JP5444880U
Other languages
English (en)
Japanese (ja)
Other versions
JPS56159490U (en]
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 JP5444880U priority Critical patent/JPS6136619Y2/ja
Publication of JPS56159490U publication Critical patent/JPS56159490U/ja
Application granted granted Critical
Publication of JPS6136619Y2 publication Critical patent/JPS6136619Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP5444880U 1980-04-23 1980-04-23 Expired JPS6136619Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5444880U JPS6136619Y2 (en]) 1980-04-23 1980-04-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5444880U JPS6136619Y2 (en]) 1980-04-23 1980-04-23

Publications (2)

Publication Number Publication Date
JPS56159490U JPS56159490U (en]) 1981-11-27
JPS6136619Y2 true JPS6136619Y2 (en]) 1986-10-23

Family

ID=29649194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5444880U Expired JPS6136619Y2 (en]) 1980-04-23 1980-04-23

Country Status (1)

Country Link
JP (1) JPS6136619Y2 (en])

Also Published As

Publication number Publication date
JPS56159490U (en]) 1981-11-27

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