JPH0280320U - - Google Patents

Info

Publication number
JPH0280320U
JPH0280320U JP1988159975U JP15997588U JPH0280320U JP H0280320 U JPH0280320 U JP H0280320U JP 1988159975 U JP1988159975 U JP 1988159975U JP 15997588 U JP15997588 U JP 15997588U JP H0280320 U JPH0280320 U JP H0280320U
Authority
JP
Japan
Prior art keywords
convex portion
disc
disk
shaped
shaped substrate
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
JP1988159975U
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 JP1988159975U priority Critical patent/JPH0280320U/ja
Publication of JPH0280320U publication Critical patent/JPH0280320U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1988159975U 1988-12-08 1988-12-08 Pending JPH0280320U (US07709020-20100504-C00041.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988159975U JPH0280320U (US07709020-20100504-C00041.png) 1988-12-08 1988-12-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988159975U JPH0280320U (US07709020-20100504-C00041.png) 1988-12-08 1988-12-08

Publications (1)

Publication Number Publication Date
JPH0280320U true JPH0280320U (US07709020-20100504-C00041.png) 1990-06-20

Family

ID=31441652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988159975U Pending JPH0280320U (US07709020-20100504-C00041.png) 1988-12-08 1988-12-08

Country Status (1)

Country Link
JP (1) JPH0280320U (US07709020-20100504-C00041.png)

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