KR860001962U - Sleep Learning Pillow - Google Patents

Sleep Learning Pillow

Info

Publication number
KR860001962U
KR860001962U KR2019840006837U KR840006837U KR860001962U KR 860001962 U KR860001962 U KR 860001962U KR 2019840006837 U KR2019840006837 U KR 2019840006837U KR 840006837 U KR840006837 U KR 840006837U KR 860001962 U KR860001962 U KR 860001962U
Authority
KR
South Korea
Prior art keywords
sleep learning
pillow
learning pillow
sleep
learning
Prior art date
Application number
KR2019840006837U
Other languages
Korean (ko)
Other versions
KR870000329Y1 (en
Inventor
신석균
Original Assignee
신석균
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 신석균 filed Critical 신석균
Priority to KR2019840006837U priority Critical patent/KR870000329Y1/en
Publication of KR860001962U publication Critical patent/KR860001962U/en
Application granted granted Critical
Publication of KR870000329Y1 publication Critical patent/KR870000329Y1/en

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00—Teaching not covered by other main groups of this subclass
KR2019840006837U 1984-07-18 1984-07-18 A pillow of educational sleep KR870000329Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019840006837U KR870000329Y1 (en) 1984-07-18 1984-07-18 A pillow of educational sleep

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019840006837U KR870000329Y1 (en) 1984-07-18 1984-07-18 A pillow of educational sleep

Publications (2)

Publication Number Publication Date
KR860001962U true KR860001962U (en) 1986-03-15
KR870000329Y1 KR870000329Y1 (en) 1987-02-12

Family

ID=19236026

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019840006837U KR870000329Y1 (en) 1984-07-18 1984-07-18 A pillow of educational sleep

Country Status (1)

Country Link
KR (1) KR870000329Y1 (en)

Also Published As

Publication number Publication date
KR870000329Y1 (en) 1987-02-12

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19910729

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee