JPS6442446U - - Google Patents

Info

Publication number
JPS6442446U
JPS6442446U JP13810987U JP13810987U JPS6442446U JP S6442446 U JPS6442446 U JP S6442446U JP 13810987 U JP13810987 U JP 13810987U JP 13810987 U JP13810987 U JP 13810987U JP S6442446 U JPS6442446 U JP S6442446U
Authority
JP
Japan
Prior art keywords
scratch
pulse
optical disk
monomulti
disk inspection
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
JP13810987U
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 JP13810987U priority Critical patent/JPS6442446U/ja
Publication of JPS6442446U publication Critical patent/JPS6442446U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP13810987U 1987-09-09 1987-09-09 Pending JPS6442446U (US20090163788A1-20090625-C00002.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13810987U JPS6442446U (US20090163788A1-20090625-C00002.png) 1987-09-09 1987-09-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13810987U JPS6442446U (US20090163788A1-20090625-C00002.png) 1987-09-09 1987-09-09

Publications (1)

Publication Number Publication Date
JPS6442446U true JPS6442446U (US20090163788A1-20090625-C00002.png) 1989-03-14

Family

ID=31400141

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13810987U Pending JPS6442446U (US20090163788A1-20090625-C00002.png) 1987-09-09 1987-09-09

Country Status (1)

Country Link
JP (1) JPS6442446U (US20090163788A1-20090625-C00002.png)

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