KR940001853U - 롤 필름 독서기 - Google Patents

롤 필름 독서기

Info

Publication number
KR940001853U
KR940001853U KR2019920011482U KR920011482U KR940001853U KR 940001853 U KR940001853 U KR 940001853U KR 2019920011482 U KR2019920011482 U KR 2019920011482U KR 920011482 U KR920011482 U KR 920011482U KR 940001853 U KR940001853 U KR 940001853U
Authority
KR
South Korea
Prior art keywords
roll film
film reader
reader
roll
film
Prior art date
Application number
KR2019920011482U
Other languages
English (en)
Other versions
KR940008127Y1 (ko
Inventor
강호효
Original Assignee
강호효
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 강호효 filed Critical 강호효
Priority to KR92011482U priority Critical patent/KR940008127Y1/ko
Publication of KR940001853U publication Critical patent/KR940001853U/ko
Application granted granted Critical
Publication of KR940008127Y1 publication Critical patent/KR940008127Y1/ko

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
    • 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

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
KR92011482U 1992-06-25 1992-06-25 롤 필름 독서기 KR940008127Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92011482U KR940008127Y1 (ko) 1992-06-25 1992-06-25 롤 필름 독서기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92011482U KR940008127Y1 (ko) 1992-06-25 1992-06-25 롤 필름 독서기

Publications (2)

Publication Number Publication Date
KR940001853U true KR940001853U (ko) 1994-01-03
KR940008127Y1 KR940008127Y1 (ko) 1994-11-23

Family

ID=19335524

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92011482U KR940008127Y1 (ko) 1992-06-25 1992-06-25 롤 필름 독서기

Country Status (1)

Country Link
KR (1) KR940008127Y1 (ko)

Also Published As

Publication number Publication date
KR940008127Y1 (ko) 1994-11-23

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