JPH0320393Y2 - - Google Patents

Info

Publication number
JPH0320393Y2
JPH0320393Y2 JP20294886U JP20294886U JPH0320393Y2 JP H0320393 Y2 JPH0320393 Y2 JP H0320393Y2 JP 20294886 U JP20294886 U JP 20294886U JP 20294886 U JP20294886 U JP 20294886U JP H0320393 Y2 JPH0320393 Y2 JP H0320393Y2
Authority
JP
Japan
Prior art keywords
bit
block
shaft hole
shaft
groove
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
JP20294886U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63108491U (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 JP20294886U priority Critical patent/JPH0320393Y2/ja
Publication of JPS63108491U publication Critical patent/JPS63108491U/ja
Application granted granted Critical
Publication of JPH0320393Y2 publication Critical patent/JPH0320393Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Road Repair (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP20294886U 1986-12-27 1986-12-27 Expired JPH0320393Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20294886U JPH0320393Y2 (enrdf_load_stackoverflow) 1986-12-27 1986-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20294886U JPH0320393Y2 (enrdf_load_stackoverflow) 1986-12-27 1986-12-27

Publications (2)

Publication Number Publication Date
JPS63108491U JPS63108491U (enrdf_load_stackoverflow) 1988-07-13
JPH0320393Y2 true JPH0320393Y2 (enrdf_load_stackoverflow) 1991-05-01

Family

ID=31167811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20294886U Expired JPH0320393Y2 (enrdf_load_stackoverflow) 1986-12-27 1986-12-27

Country Status (1)

Country Link
JP (1) JPH0320393Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS63108491U (enrdf_load_stackoverflow) 1988-07-13

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