JPS53135732A - Teaching aid - Google Patents

Teaching aid

Info

Publication number
JPS53135732A
JPS53135732A JP4958377A JP4958377A JPS53135732A JP S53135732 A JPS53135732 A JP S53135732A JP 4958377 A JP4958377 A JP 4958377A JP 4958377 A JP4958377 A JP 4958377A JP S53135732 A JPS53135732 A JP S53135732A
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
JP4958377A
Other languages
Japanese (ja)
Other versions
JPS5941585B2 (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 JP4958377A priority Critical patent/JPS5941585B2/en
Publication of JPS53135732A publication Critical patent/JPS53135732A/en
Publication of JPS5941585B2 publication Critical patent/JPS5941585B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Electrically Operated Instructional Devices (AREA)
JP4958377A 1977-04-29 1977-04-29 teaching equipment Expired JPS5941585B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4958377A JPS5941585B2 (en) 1977-04-29 1977-04-29 teaching equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4958377A JPS5941585B2 (en) 1977-04-29 1977-04-29 teaching equipment

Publications (2)

Publication Number Publication Date
JPS53135732A true JPS53135732A (en) 1978-11-27
JPS5941585B2 JPS5941585B2 (en) 1984-10-08

Family

ID=12835228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4958377A Expired JPS5941585B2 (en) 1977-04-29 1977-04-29 teaching equipment

Country Status (1)

Country Link
JP (1) JPS5941585B2 (en)

Also Published As

Publication number Publication date
JPS5941585B2 (en) 1984-10-08

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