JPH01124899U - - Google Patents

Info

Publication number
JPH01124899U
JPH01124899U JP1756288U JP1756288U JPH01124899U JP H01124899 U JPH01124899 U JP H01124899U JP 1756288 U JP1756288 U JP 1756288U JP 1756288 U JP1756288 U JP 1756288U JP H01124899 U JPH01124899 U JP H01124899U
Authority
JP
Japan
Prior art keywords
tip
outer shell
shell member
cut
cutter head
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
JP1756288U
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 JP1756288U priority Critical patent/JPH01124899U/ja
Publication of JPH01124899U publication Critical patent/JPH01124899U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1756288U 1988-02-15 1988-02-15 Pending JPH01124899U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1756288U JPH01124899U (enrdf_load_stackoverflow) 1988-02-15 1988-02-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1756288U JPH01124899U (enrdf_load_stackoverflow) 1988-02-15 1988-02-15

Publications (1)

Publication Number Publication Date
JPH01124899U true JPH01124899U (enrdf_load_stackoverflow) 1989-08-25

Family

ID=31231455

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1756288U Pending JPH01124899U (enrdf_load_stackoverflow) 1988-02-15 1988-02-15

Country Status (1)

Country Link
JP (1) JPH01124899U (enrdf_load_stackoverflow)

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