JPH0362187U - - Google Patents

Info

Publication number
JPH0362187U
JPH0362187U JP12113089U JP12113089U JPH0362187U JP H0362187 U JPH0362187 U JP H0362187U JP 12113089 U JP12113089 U JP 12113089U JP 12113089 U JP12113089 U JP 12113089U JP H0362187 U JPH0362187 U JP H0362187U
Authority
JP
Japan
Prior art keywords
main body
head
tip
propelling blade
notch
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.)
Granted
Application number
JP12113089U
Other languages
English (en)
Japanese (ja)
Other versions
JPH072784Y2 (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 JP12113089U priority Critical patent/JPH072784Y2/ja
Publication of JPH0362187U publication Critical patent/JPH0362187U/ja
Application granted granted Critical
Publication of JPH072784Y2 publication Critical patent/JPH072784Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
JP12113089U 1989-10-17 1989-10-17 リード管の方向修正用ヘッド Expired - Lifetime JPH072784Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12113089U JPH072784Y2 (ja) 1989-10-17 1989-10-17 リード管の方向修正用ヘッド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12113089U JPH072784Y2 (ja) 1989-10-17 1989-10-17 リード管の方向修正用ヘッド

Publications (2)

Publication Number Publication Date
JPH0362187U true JPH0362187U (enrdf_load_stackoverflow) 1991-06-18
JPH072784Y2 JPH072784Y2 (ja) 1995-01-25

Family

ID=31669170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12113089U Expired - Lifetime JPH072784Y2 (ja) 1989-10-17 1989-10-17 リード管の方向修正用ヘッド

Country Status (1)

Country Link
JP (1) JPH072784Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH072784Y2 (ja) 1995-01-25

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term