KR950012331U - planetarium - Google Patents

planetarium

Info

Publication number
KR950012331U
KR950012331U KR2019930020689U KR930020689U KR950012331U KR 950012331 U KR950012331 U KR 950012331U KR 2019930020689 U KR2019930020689 U KR 2019930020689U KR 930020689 U KR930020689 U KR 930020689U KR 950012331 U KR950012331 U KR 950012331U
Authority
KR
South Korea
Prior art keywords
planetarium
Prior art date
Application number
KR2019930020689U
Other languages
Korean (ko)
Other versions
KR970006884Y1 (en
Inventor
최해용
Original Assignee
이인순
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 이인순 filed Critical 이인순
Priority to KR2019930020689U priority Critical patent/KR970006884Y1/en
Publication of KR950012331U publication Critical patent/KR950012331U/en
Application granted granted Critical
Publication of KR970006884Y1 publication Critical patent/KR970006884Y1/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • 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
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Instructional Devices (AREA)
KR2019930020689U 1993-10-07 1993-10-07 Asterism projector KR970006884Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019930020689U KR970006884Y1 (en) 1993-10-07 1993-10-07 Asterism projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930020689U KR970006884Y1 (en) 1993-10-07 1993-10-07 Asterism projector

Publications (2)

Publication Number Publication Date
KR950012331U true KR950012331U (en) 1995-05-17
KR970006884Y1 KR970006884Y1 (en) 1997-07-09

Family

ID=19365372

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930020689U KR970006884Y1 (en) 1993-10-07 1993-10-07 Asterism projector

Country Status (1)

Country Link
KR (1) KR970006884Y1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7641345B2 (en) * 2006-06-21 2010-01-05 Bliss Holdings, Llc Star field projection apparatus
KR102089690B1 (en) * 2019-12-26 2020-03-16 주식회사 비엠티 Display and experience booth for training of photo principle

Also Published As

Publication number Publication date
KR970006884Y1 (en) 1997-07-09

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Legal Events

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E701 Decision to grant or registration of patent right
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Payment date: 20010503

Year of fee payment: 6

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