JPS53135730A - Teaching aid - Google Patents

Teaching aid

Info

Publication number
JPS53135730A
JPS53135730A JP4958177A JP4958177A JPS53135730A JP S53135730 A JPS53135730 A JP S53135730A JP 4958177 A JP4958177 A JP 4958177A JP 4958177 A JP4958177 A JP 4958177A JP S53135730 A JPS53135730 A JP S53135730A
Authority
JP
Japan
Prior art keywords
teaching aid
teaching
aid
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
JP4958177A
Other languages
Japanese (ja)
Other versions
JPS6113590B2 (en
Inventor
Shigenori Nomura
Tetsuzou Kano
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 JP4958177A priority Critical patent/JPS53135730A/en
Publication of JPS53135730A publication Critical patent/JPS53135730A/en
Publication of JPS6113590B2 publication Critical patent/JPS6113590B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electrically Operated Instructional Devices (AREA)
JP4958177A 1977-04-29 1977-04-29 Teaching aid Granted JPS53135730A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4958177A JPS53135730A (en) 1977-04-29 1977-04-29 Teaching aid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4958177A JPS53135730A (en) 1977-04-29 1977-04-29 Teaching aid

Publications (2)

Publication Number Publication Date
JPS53135730A true JPS53135730A (en) 1978-11-27
JPS6113590B2 JPS6113590B2 (en) 1986-04-14

Family

ID=12835174

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4958177A Granted JPS53135730A (en) 1977-04-29 1977-04-29 Teaching aid

Country Status (1)

Country Link
JP (1) JPS53135730A (en)

Also Published As

Publication number Publication date
JPS6113590B2 (en) 1986-04-14

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