JPS62143794U - - Google Patents

Info

Publication number
JPS62143794U
JPS62143794U JP3104786U JP3104786U JPS62143794U JP S62143794 U JPS62143794 U JP S62143794U JP 3104786 U JP3104786 U JP 3104786U JP 3104786 U JP3104786 U JP 3104786U JP S62143794 U JPS62143794 U JP S62143794U
Authority
JP
Japan
Prior art keywords
dust
hole opening
control tool
hole
jet
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
JP3104786U
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 JP3104786U priority Critical patent/JPS62143794U/ja
Publication of JPS62143794U publication Critical patent/JPS62143794U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP3104786U 1986-03-03 1986-03-03 Pending JPS62143794U (US20020095090A1-20020718-M00002.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3104786U JPS62143794U (US20020095090A1-20020718-M00002.png) 1986-03-03 1986-03-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3104786U JPS62143794U (US20020095090A1-20020718-M00002.png) 1986-03-03 1986-03-03

Publications (1)

Publication Number Publication Date
JPS62143794U true JPS62143794U (US20020095090A1-20020718-M00002.png) 1987-09-10

Family

ID=30836418

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3104786U Pending JPS62143794U (US20020095090A1-20020718-M00002.png) 1986-03-03 1986-03-03

Country Status (1)

Country Link
JP (1) JPS62143794U (US20020095090A1-20020718-M00002.png)

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