JPS58185875U - 光の学習具 - Google Patents

光の学習具

Info

Publication number
JPS58185875U
JPS58185875U JP8332882U JP8332882U JPS58185875U JP S58185875 U JPS58185875 U JP S58185875U JP 8332882 U JP8332882 U JP 8332882U JP 8332882 U JP8332882 U JP 8332882U JP S58185875 U JPS58185875 U JP S58185875U
Authority
JP
Japan
Prior art keywords
plate
light learning
learning tools
large number
transparent
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
JP8332882U
Other languages
English (en)
Japanese (ja)
Other versions
JPS634228Y2 (enExample
Inventor
武士　義雄
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP8332882U priority Critical patent/JPS58185875U/ja
Publication of JPS58185875U publication Critical patent/JPS58185875U/ja
Application granted granted Critical
Publication of JPS634228Y2 publication Critical patent/JPS634228Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Instructional Devices (AREA)
JP8332882U 1982-06-04 1982-06-04 光の学習具 Granted JPS58185875U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8332882U JPS58185875U (ja) 1982-06-04 1982-06-04 光の学習具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8332882U JPS58185875U (ja) 1982-06-04 1982-06-04 光の学習具

Publications (2)

Publication Number Publication Date
JPS58185875U true JPS58185875U (ja) 1983-12-10
JPS634228Y2 JPS634228Y2 (enExample) 1988-02-02

Family

ID=30092343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8332882U Granted JPS58185875U (ja) 1982-06-04 1982-06-04 光の学習具

Country Status (1)

Country Link
JP (1) JPS58185875U (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129U (enExample) * 1973-05-04 1975-01-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129U (enExample) * 1973-05-04 1975-01-06

Also Published As

Publication number Publication date
JPS634228Y2 (enExample) 1988-02-02

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