JPH01102277U - - Google Patents

Info

Publication number
JPH01102277U
JPH01102277U JP19683787U JP19683787U JPH01102277U JP H01102277 U JPH01102277 U JP H01102277U JP 19683787 U JP19683787 U JP 19683787U JP 19683787 U JP19683787 U JP 19683787U JP H01102277 U JPH01102277 U JP H01102277U
Authority
JP
Japan
Prior art keywords
groove
sub
main
main groove
communicates
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
JP19683787U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0421919Y2 (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 JP19683787U priority Critical patent/JPH0421919Y2/ja
Publication of JPH01102277U publication Critical patent/JPH01102277U/ja
Application granted granted Critical
Publication of JPH0421919Y2 publication Critical patent/JPH0421919Y2/ja
Expired legal-status Critical Current

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  • Sewage (AREA)
JP19683787U 1987-12-24 1987-12-24 Expired JPH0421919Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19683787U JPH0421919Y2 (enrdf_load_stackoverflow) 1987-12-24 1987-12-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19683787U JPH0421919Y2 (enrdf_load_stackoverflow) 1987-12-24 1987-12-24

Publications (2)

Publication Number Publication Date
JPH01102277U true JPH01102277U (enrdf_load_stackoverflow) 1989-07-10
JPH0421919Y2 JPH0421919Y2 (enrdf_load_stackoverflow) 1992-05-19

Family

ID=31487431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19683787U Expired JPH0421919Y2 (enrdf_load_stackoverflow) 1987-12-24 1987-12-24

Country Status (1)

Country Link
JP (1) JPH0421919Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0421919Y2 (enrdf_load_stackoverflow) 1992-05-19

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