JPH032091U - - Google Patents

Info

Publication number
JPH032091U
JPH032091U JP5967989U JP5967989U JPH032091U JP H032091 U JPH032091 U JP H032091U JP 5967989 U JP5967989 U JP 5967989U JP 5967989 U JP5967989 U JP 5967989U JP H032091 U JPH032091 U JP H032091U
Authority
JP
Japan
Prior art keywords
base material
plate
shaped base
shaped
tip
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
JP5967989U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0724477Y2 (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 JP1989059679U priority Critical patent/JPH0724477Y2/ja
Publication of JPH032091U publication Critical patent/JPH032091U/ja
Application granted granted Critical
Publication of JPH0724477Y2 publication Critical patent/JPH0724477Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
JP1989059679U 1989-05-25 1989-05-25 障害物掘削刃 Expired - Lifetime JPH0724477Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989059679U JPH0724477Y2 (ja) 1989-05-25 1989-05-25 障害物掘削刃

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989059679U JPH0724477Y2 (ja) 1989-05-25 1989-05-25 障害物掘削刃

Publications (2)

Publication Number Publication Date
JPH032091U true JPH032091U (cs) 1991-01-10
JPH0724477Y2 JPH0724477Y2 (ja) 1995-06-05

Family

ID=31586388

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989059679U Expired - Lifetime JPH0724477Y2 (ja) 1989-05-25 1989-05-25 障害物掘削刃

Country Status (1)

Country Link
JP (1) JPH0724477Y2 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007284923A (ja) * 2006-04-13 2007-11-01 Taisei Corp カッタビット

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5733439A (en) * 1980-07-31 1982-02-23 Fujitsu Ltd Working method of magnetic disk substrate

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5733439A (en) * 1980-07-31 1982-02-23 Fujitsu Ltd Working method of magnetic disk substrate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007284923A (ja) * 2006-04-13 2007-11-01 Taisei Corp カッタビット

Also Published As

Publication number Publication date
JPH0724477Y2 (ja) 1995-06-05

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term