JPS6034664U - 光学式情報カ−ド - Google Patents

光学式情報カ−ド

Info

Publication number
JPS6034664U
JPS6034664U JP1983125519U JP12551983U JPS6034664U JP S6034664 U JPS6034664 U JP S6034664U JP 1983125519 U JP1983125519 U JP 1983125519U JP 12551983 U JP12551983 U JP 12551983U JP S6034664 U JPS6034664 U JP S6034664U
Authority
JP
Japan
Prior art keywords
information card
optical information
grooves
substrate
recording layer
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.)
Granted
Application number
JP1983125519U
Other languages
English (en)
Japanese (ja)
Other versions
JPH039077Y2 (en]
Inventor
岩田　宏公
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 by Sony Corp filed Critical Sony Corp
Priority to JP1983125519U priority Critical patent/JPS6034664U/ja
Publication of JPS6034664U publication Critical patent/JPS6034664U/ja
Application granted granted Critical
Publication of JPH039077Y2 publication Critical patent/JPH039077Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Credit Cards Or The Like (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Moving Of Heads (AREA)
JP1983125519U 1983-08-15 1983-08-15 光学式情報カ−ド Granted JPS6034664U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983125519U JPS6034664U (ja) 1983-08-15 1983-08-15 光学式情報カ−ド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983125519U JPS6034664U (ja) 1983-08-15 1983-08-15 光学式情報カ−ド

Publications (2)

Publication Number Publication Date
JPS6034664U true JPS6034664U (ja) 1985-03-09
JPH039077Y2 JPH039077Y2 (en]) 1991-03-07

Family

ID=30285739

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983125519U Granted JPS6034664U (ja) 1983-08-15 1983-08-15 光学式情報カ−ド

Country Status (1)

Country Link
JP (1) JPS6034664U (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03102011A (ja) * 1989-06-14 1991-04-26 Bridgestone Corp リングデイスペンサー

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165604A (en]) * 1974-10-18 1976-06-07 Thomson Brandt
JPS54106149A (en) * 1978-02-09 1979-08-20 Tokyo Denka Kk Optical information recording carrier
JPS56156144U (en]) * 1980-04-21 1981-11-21
JPS57103133A (en) * 1980-12-16 1982-06-26 Matsushita Electric Ind Co Ltd Optical information recording carrier and its manufacture
JPS5856337U (ja) * 1981-10-13 1983-04-16 大日本印刷株式会社 情報記録用カ−ド

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165604A (en]) * 1974-10-18 1976-06-07 Thomson Brandt
JPS54106149A (en) * 1978-02-09 1979-08-20 Tokyo Denka Kk Optical information recording carrier
JPS56156144U (en]) * 1980-04-21 1981-11-21
JPS57103133A (en) * 1980-12-16 1982-06-26 Matsushita Electric Ind Co Ltd Optical information recording carrier and its manufacture
JPS5856337U (ja) * 1981-10-13 1983-04-16 大日本印刷株式会社 情報記録用カ−ド

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03102011A (ja) * 1989-06-14 1991-04-26 Bridgestone Corp リングデイスペンサー

Also Published As

Publication number Publication date
JPH039077Y2 (en]) 1991-03-07

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