JPS4946903A - - Google Patents

Info

Publication number
JPS4946903A
JPS4946903A JP9037572A JP9037572A JPS4946903A JP S4946903 A JPS4946903 A JP S4946903A JP 9037572 A JP9037572 A JP 9037572A JP 9037572 A JP9037572 A JP 9037572A JP S4946903 A JPS4946903 A JP S4946903A
Authority
JP
Japan
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
JP9037572A
Other languages
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 JP9037572A priority Critical patent/JPS4946903A/ja
Publication of JPS4946903A publication Critical patent/JPS4946903A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electrically Operated Instructional Devices (AREA)
  • Magnetic Record Carriers (AREA)
JP9037572A 1972-09-11 1972-09-11 Pending JPS4946903A (US06248540-20010619-C00021.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9037572A JPS4946903A (US06248540-20010619-C00021.png) 1972-09-11 1972-09-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9037572A JPS4946903A (US06248540-20010619-C00021.png) 1972-09-11 1972-09-11

Publications (1)

Publication Number Publication Date
JPS4946903A true JPS4946903A (US06248540-20010619-C00021.png) 1974-05-07

Family

ID=13996806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9037572A Pending JPS4946903A (US06248540-20010619-C00021.png) 1972-09-11 1972-09-11

Country Status (1)

Country Link
JP (1) JPS4946903A (US06248540-20010619-C00021.png)

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