JPS63100592U - - Google Patents

Info

Publication number
JPS63100592U
JPS63100592U JP19623186U JP19623186U JPS63100592U JP S63100592 U JPS63100592 U JP S63100592U JP 19623186 U JP19623186 U JP 19623186U JP 19623186 U JP19623186 U JP 19623186U JP S63100592 U JPS63100592 U JP S63100592U
Authority
JP
Japan
Prior art keywords
casing
cylindrical
outer diameter
cylindrical body
circumferential surface
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
JP19623186U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0444707Y2 (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 JP1986196231U priority Critical patent/JPH0444707Y2/ja
Publication of JPS63100592U publication Critical patent/JPS63100592U/ja
Application granted granted Critical
Publication of JPH0444707Y2 publication Critical patent/JPH0444707Y2/ja
Expired legal-status Critical Current

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  • Earth Drilling (AREA)
JP1986196231U 1986-12-20 1986-12-20 Expired JPH0444707Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986196231U JPH0444707Y2 (enrdf_load_stackoverflow) 1986-12-20 1986-12-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986196231U JPH0444707Y2 (enrdf_load_stackoverflow) 1986-12-20 1986-12-20

Publications (2)

Publication Number Publication Date
JPS63100592U true JPS63100592U (enrdf_load_stackoverflow) 1988-06-30
JPH0444707Y2 JPH0444707Y2 (enrdf_load_stackoverflow) 1992-10-21

Family

ID=31154863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986196231U Expired JPH0444707Y2 (enrdf_load_stackoverflow) 1986-12-20 1986-12-20

Country Status (1)

Country Link
JP (1) JPH0444707Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4532034Y1 (enrdf_load_stackoverflow) * 1968-02-23 1970-12-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4532034Y1 (enrdf_load_stackoverflow) * 1968-02-23 1970-12-08

Also Published As

Publication number Publication date
JPH0444707Y2 (enrdf_load_stackoverflow) 1992-10-21

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