JPS644922Y2 - - Google Patents

Info

Publication number
JPS644922Y2
JPS644922Y2 JP1979157285U JP15728579U JPS644922Y2 JP S644922 Y2 JPS644922 Y2 JP S644922Y2 JP 1979157285 U JP1979157285 U JP 1979157285U JP 15728579 U JP15728579 U JP 15728579U JP S644922 Y2 JPS644922 Y2 JP S644922Y2
Authority
JP
Japan
Prior art keywords
shaft
trench
backfilling
attached
digging
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
JP1979157285U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5673770U (en]
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 JP1979157285U priority Critical patent/JPS644922Y2/ja
Publication of JPS5673770U publication Critical patent/JPS5673770U/ja
Application granted granted Critical
Publication of JPS644922Y2 publication Critical patent/JPS644922Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Soil Working Implements (AREA)
JP1979157285U 1979-11-10 1979-11-10 Expired JPS644922Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979157285U JPS644922Y2 (en]) 1979-11-10 1979-11-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979157285U JPS644922Y2 (en]) 1979-11-10 1979-11-10

Publications (2)

Publication Number Publication Date
JPS5673770U JPS5673770U (en]) 1981-06-17
JPS644922Y2 true JPS644922Y2 (en]) 1989-02-08

Family

ID=29668598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979157285U Expired JPS644922Y2 (en]) 1979-11-10 1979-11-10

Country Status (1)

Country Link
JP (1) JPS644922Y2 (en])

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5624082B2 (en]) * 1972-09-19 1981-06-04
JPS552121Y2 (en]) * 1973-04-27 1980-01-21
JPS5122484U (en]) * 1974-08-09 1976-02-19

Also Published As

Publication number Publication date
JPS5673770U (en]) 1981-06-17

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