JPS6444451U - - Google Patents

Info

Publication number
JPS6444451U
JPS6444451U JP14026187U JP14026187U JPS6444451U JP S6444451 U JPS6444451 U JP S6444451U JP 14026187 U JP14026187 U JP 14026187U JP 14026187 U JP14026187 U JP 14026187U JP S6444451 U JPS6444451 U JP S6444451U
Authority
JP
Japan
Prior art keywords
circuit
measuring
optical disk
scratch
pulse
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
JP14026187U
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 JP14026187U priority Critical patent/JPS6444451U/ja
Publication of JPS6444451U publication Critical patent/JPS6444451U/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)
JP14026187U 1987-09-14 1987-09-14 Pending JPS6444451U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14026187U JPS6444451U (en]) 1987-09-14 1987-09-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14026187U JPS6444451U (en]) 1987-09-14 1987-09-14

Publications (1)

Publication Number Publication Date
JPS6444451U true JPS6444451U (en]) 1989-03-16

Family

ID=31404269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14026187U Pending JPS6444451U (en]) 1987-09-14 1987-09-14

Country Status (1)

Country Link
JP (1) JPS6444451U (en])

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