JPS565652A - Tool for preventing generation of short sight - Google Patents

Tool for preventing generation of short sight

Info

Publication number
JPS565652A
JPS565652A JP8094979A JP8094979A JPS565652A JP S565652 A JPS565652 A JP S565652A JP 8094979 A JP8094979 A JP 8094979A JP 8094979 A JP8094979 A JP 8094979A JP S565652 A JPS565652 A JP S565652A
Authority
JP
Japan
Prior art keywords
tool
preventing generation
short sight
sight
short
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
JP8094979A
Other languages
Japanese (ja)
Other versions
JPS571260B2 (en
Inventor
Sadayoshi Kamiya
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 JP8094979A priority Critical patent/JPS565652A/en
Publication of JPS565652A publication Critical patent/JPS565652A/en
Publication of JPS571260B2 publication Critical patent/JPS571260B2/ja
Granted legal-status Critical Current

Links

JP8094979A 1979-06-27 1979-06-27 Tool for preventing generation of short sight Granted JPS565652A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8094979A JPS565652A (en) 1979-06-27 1979-06-27 Tool for preventing generation of short sight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8094979A JPS565652A (en) 1979-06-27 1979-06-27 Tool for preventing generation of short sight

Publications (2)

Publication Number Publication Date
JPS565652A true JPS565652A (en) 1981-01-21
JPS571260B2 JPS571260B2 (en) 1982-01-09

Family

ID=13732743

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8094979A Granted JPS565652A (en) 1979-06-27 1979-06-27 Tool for preventing generation of short sight

Country Status (1)

Country Link
JP (1) JPS565652A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103381725A (en) * 2013-08-05 2013-11-06 陈良彬 Intelligent myopia prevention pen
JP2019166664A (en) * 2018-03-22 2019-10-03 株式会社東海理化電機製作所 Writing instrument

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58156861U (en) * 1982-04-12 1983-10-19 三菱電機株式会社 elevator door device
JPH03125772A (en) * 1989-10-11 1991-05-29 Osaka Kanagu Kk Hanging door

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103381725A (en) * 2013-08-05 2013-11-06 陈良彬 Intelligent myopia prevention pen
JP2019166664A (en) * 2018-03-22 2019-10-03 株式会社東海理化電機製作所 Writing instrument

Also Published As

Publication number Publication date
JPS571260B2 (en) 1982-01-09

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