JPH03121511U - - Google Patents

Info

Publication number
JPH03121511U
JPH03121511U JP2806990U JP2806990U JPH03121511U JP H03121511 U JPH03121511 U JP H03121511U JP 2806990 U JP2806990 U JP 2806990U JP 2806990 U JP2806990 U JP 2806990U JP H03121511 U JPH03121511 U JP H03121511U
Authority
JP
Japan
Prior art keywords
disc
recording medium
shaped recording
track
continuous spiral
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
JP2806990U
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 JP2806990U priority Critical patent/JPH03121511U/ja
Publication of JPH03121511U publication Critical patent/JPH03121511U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP2806990U 1990-03-19 1990-03-19 Pending JPH03121511U (US20020094455A1-20020718-C00002.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2806990U JPH03121511U (US20020094455A1-20020718-C00002.png) 1990-03-19 1990-03-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2806990U JPH03121511U (US20020094455A1-20020718-C00002.png) 1990-03-19 1990-03-19

Publications (1)

Publication Number Publication Date
JPH03121511U true JPH03121511U (US20020094455A1-20020718-C00002.png) 1991-12-12

Family

ID=31530893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2806990U Pending JPH03121511U (US20020094455A1-20020718-C00002.png) 1990-03-19 1990-03-19

Country Status (1)

Country Link
JP (1) JPH03121511U (US20020094455A1-20020718-C00002.png)

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