JPH025485U - - Google Patents

Info

Publication number
JPH025485U
JPH025485U JP8085288U JP8085288U JPH025485U JP H025485 U JPH025485 U JP H025485U JP 8085288 U JP8085288 U JP 8085288U JP 8085288 U JP8085288 U JP 8085288U JP H025485 U JPH025485 U JP H025485U
Authority
JP
Japan
Prior art keywords
casing
spiral blade
axis
gripping
tool provided
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.)
Granted
Application number
JP8085288U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0714469Y2 (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 JP1988080852U priority Critical patent/JPH0714469Y2/ja
Publication of JPH025485U publication Critical patent/JPH025485U/ja
Application granted granted Critical
Publication of JPH0714469Y2 publication Critical patent/JPH0714469Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1988080852U 1988-06-17 1988-06-17 ぐり石掴み装置 Expired - Lifetime JPH0714469Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988080852U JPH0714469Y2 (ja) 1988-06-17 1988-06-17 ぐり石掴み装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988080852U JPH0714469Y2 (ja) 1988-06-17 1988-06-17 ぐり石掴み装置

Publications (2)

Publication Number Publication Date
JPH025485U true JPH025485U (en]) 1990-01-16
JPH0714469Y2 JPH0714469Y2 (ja) 1995-04-10

Family

ID=31305667

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988080852U Expired - Lifetime JPH0714469Y2 (ja) 1988-06-17 1988-06-17 ぐり石掴み装置

Country Status (1)

Country Link
JP (1) JPH0714469Y2 (en])

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51148904A (en) * 1975-02-21 1976-12-21 Takuma Uchida Bucket
JPS60135391A (ja) * 1983-12-23 1985-07-18 Nippon Kokan Kk <Nkk> 船舶

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51148904A (en) * 1975-02-21 1976-12-21 Takuma Uchida Bucket
JPS60135391A (ja) * 1983-12-23 1985-07-18 Nippon Kokan Kk <Nkk> 船舶

Also Published As

Publication number Publication date
JPH0714469Y2 (ja) 1995-04-10

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