JPS6233822Y2 - - Google Patents

Info

Publication number
JPS6233822Y2
JPS6233822Y2 JP1856380U JP1856380U JPS6233822Y2 JP S6233822 Y2 JPS6233822 Y2 JP S6233822Y2 JP 1856380 U JP1856380 U JP 1856380U JP 1856380 U JP1856380 U JP 1856380U JP S6233822 Y2 JPS6233822 Y2 JP S6233822Y2
Authority
JP
Japan
Prior art keywords
underwater
excavator
cylinder device
insertion hole
cylinder
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
JP1856380U
Other languages
English (en)
Japanese (ja)
Other versions
JPS56121785U (en, 2012
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 JP1856380U priority Critical patent/JPS6233822Y2/ja
Publication of JPS56121785U publication Critical patent/JPS56121785U/ja
Application granted granted Critical
Publication of JPS6233822Y2 publication Critical patent/JPS6233822Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Underground Or Underwater Handling Of Building Materials (AREA)
  • Earth Drilling (AREA)
JP1856380U 1980-02-15 1980-02-15 Expired JPS6233822Y2 (en, 2012)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1856380U JPS6233822Y2 (en, 2012) 1980-02-15 1980-02-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1856380U JPS6233822Y2 (en, 2012) 1980-02-15 1980-02-15

Publications (2)

Publication Number Publication Date
JPS56121785U JPS56121785U (en, 2012) 1981-09-17
JPS6233822Y2 true JPS6233822Y2 (en, 2012) 1987-08-29

Family

ID=29614865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1856380U Expired JPS6233822Y2 (en, 2012) 1980-02-15 1980-02-15

Country Status (1)

Country Link
JP (1) JPS6233822Y2 (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6075957B2 (ja) * 2012-02-20 2017-02-08 株式会社三井三池製作所 海底鉱床掘削機

Also Published As

Publication number Publication date
JPS56121785U (en, 2012) 1981-09-17

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