JPH0439348Y2 - - Google Patents

Info

Publication number
JPH0439348Y2
JPH0439348Y2 JP1987000120U JP12087U JPH0439348Y2 JP H0439348 Y2 JPH0439348 Y2 JP H0439348Y2 JP 1987000120 U JP1987000120 U JP 1987000120U JP 12087 U JP12087 U JP 12087U JP H0439348 Y2 JPH0439348 Y2 JP H0439348Y2
Authority
JP
Japan
Prior art keywords
tightening
side member
opening
casing tube
closing
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
JP1987000120U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63108487U (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 JP1987000120U priority Critical patent/JPH0439348Y2/ja
Publication of JPS63108487U publication Critical patent/JPS63108487U/ja
Application granted granted Critical
Publication of JPH0439348Y2 publication Critical patent/JPH0439348Y2/ja
Expired legal-status Critical Current

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  • Earth Drilling (AREA)
JP1987000120U 1987-01-06 1987-01-06 Expired JPH0439348Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987000120U JPH0439348Y2 (en]) 1987-01-06 1987-01-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987000120U JPH0439348Y2 (en]) 1987-01-06 1987-01-06

Publications (2)

Publication Number Publication Date
JPS63108487U JPS63108487U (en]) 1988-07-13
JPH0439348Y2 true JPH0439348Y2 (en]) 1992-09-14

Family

ID=30776819

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987000120U Expired JPH0439348Y2 (en]) 1987-01-06 1987-01-06

Country Status (1)

Country Link
JP (1) JPH0439348Y2 (en])

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59228585A (ja) * 1983-06-06 1984-12-21 株式会社カノボ−リング 地中縦孔用堀削装置
JPS61228585A (ja) * 1985-04-02 1986-10-11 Nec Corp パタ−ン認識装置
JPS61250289A (ja) * 1985-04-26 1986-11-07 日本鋼管工事株式会社 鉛直掘削機

Also Published As

Publication number Publication date
JPS63108487U (en]) 1988-07-13

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