JPH0469750U - - Google Patents

Info

Publication number
JPH0469750U
JPH0469750U JP11108290U JP11108290U JPH0469750U JP H0469750 U JPH0469750 U JP H0469750U JP 11108290 U JP11108290 U JP 11108290U JP 11108290 U JP11108290 U JP 11108290U JP H0469750 U JPH0469750 U JP H0469750U
Authority
JP
Japan
Prior art keywords
string
oil
position mark
groove
detection
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.)
Pending
Application number
JP11108290U
Other languages
English (en)
Japanese (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 JP11108290U priority Critical patent/JPH0469750U/ja
Publication of JPH0469750U publication Critical patent/JPH0469750U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)
JP11108290U 1990-10-25 1990-10-25 Pending JPH0469750U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11108290U JPH0469750U (enrdf_load_stackoverflow) 1990-10-25 1990-10-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11108290U JPH0469750U (enrdf_load_stackoverflow) 1990-10-25 1990-10-25

Publications (1)

Publication Number Publication Date
JPH0469750U true JPH0469750U (enrdf_load_stackoverflow) 1992-06-19

Family

ID=31858495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11108290U Pending JPH0469750U (enrdf_load_stackoverflow) 1990-10-25 1990-10-25

Country Status (1)

Country Link
JP (1) JPH0469750U (enrdf_load_stackoverflow)

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