JPS6136621Y2 - - Google Patents

Info

Publication number
JPS6136621Y2
JPS6136621Y2 JP1979013038U JP1303879U JPS6136621Y2 JP S6136621 Y2 JPS6136621 Y2 JP S6136621Y2 JP 1979013038 U JP1979013038 U JP 1979013038U JP 1303879 U JP1303879 U JP 1303879U JP S6136621 Y2 JPS6136621 Y2 JP S6136621Y2
Authority
JP
Japan
Prior art keywords
blade
screw
screw head
excavation
excavating
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
JP1979013038U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55113789U (enrdf_load_stackoverflow
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 JP1979013038U priority Critical patent/JPS6136621Y2/ja
Publication of JPS55113789U publication Critical patent/JPS55113789U/ja
Application granted granted Critical
Publication of JPS6136621Y2 publication Critical patent/JPS6136621Y2/ja
Expired legal-status Critical Current

Links

JP1979013038U 1979-02-03 1979-02-03 Expired JPS6136621Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979013038U JPS6136621Y2 (enrdf_load_stackoverflow) 1979-02-03 1979-02-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979013038U JPS6136621Y2 (enrdf_load_stackoverflow) 1979-02-03 1979-02-03

Publications (2)

Publication Number Publication Date
JPS55113789U JPS55113789U (enrdf_load_stackoverflow) 1980-08-11
JPS6136621Y2 true JPS6136621Y2 (enrdf_load_stackoverflow) 1986-10-23

Family

ID=28830390

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979013038U Expired JPS6136621Y2 (enrdf_load_stackoverflow) 1979-02-03 1979-02-03

Country Status (1)

Country Link
JP (1) JPS6136621Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62189292A (ja) * 1987-02-17 1987-08-19 村崎　和雄 ア−スオ−ガのドリルヘツド用爪

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS502103U (enrdf_load_stackoverflow) * 1973-05-04 1975-01-10

Also Published As

Publication number Publication date
JPS55113789U (enrdf_load_stackoverflow) 1980-08-11

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