JPH0223100U - - Google Patents

Info

Publication number
JPH0223100U
JPH0223100U JP10181888U JP10181888U JPH0223100U JP H0223100 U JPH0223100 U JP H0223100U JP 10181888 U JP10181888 U JP 10181888U JP 10181888 U JP10181888 U JP 10181888U JP H0223100 U JPH0223100 U JP H0223100U
Authority
JP
Japan
Prior art keywords
earth
sand
sand discharge
port
discharge port
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
JP10181888U
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 JP10181888U priority Critical patent/JPH0223100U/ja
Publication of JPH0223100U publication Critical patent/JPH0223100U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP10181888U 1988-07-30 1988-07-30 Pending JPH0223100U (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10181888U JPH0223100U (enExample) 1988-07-30 1988-07-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10181888U JPH0223100U (enExample) 1988-07-30 1988-07-30

Publications (1)

Publication Number Publication Date
JPH0223100U true JPH0223100U (enExample) 1990-02-15

Family

ID=31331158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10181888U Pending JPH0223100U (enExample) 1988-07-30 1988-07-30

Country Status (1)

Country Link
JP (1) JPH0223100U (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5312234B2 (enExample) * 1973-05-30 1978-04-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5312234B2 (enExample) * 1973-05-30 1978-04-27

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