ES181984Y - EDUCATIONAL DEVICE. - Google Patents

EDUCATIONAL DEVICE.

Info

Publication number
ES181984Y
ES181984Y ES1972181984U ES181984U ES181984Y ES 181984 Y ES181984 Y ES 181984Y ES 1972181984 U ES1972181984 U ES 1972181984U ES 181984 U ES181984 U ES 181984U ES 181984 Y ES181984 Y ES 181984Y
Authority
ES
Spain
Prior art keywords
educational device
educational
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.)
Expired
Application number
ES1972181984U
Other languages
Spanish (es)
Other versions
ES181984U (en
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.)
Epoch Co Ltd
Original Assignee
Epoch Co Ltd
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 Epoch Co Ltd filed Critical Epoch Co Ltd
Publication of ES181984U publication Critical patent/ES181984U/en
Application granted granted Critical
Publication of ES181984Y publication Critical patent/ES181984Y/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • 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
    • G09B1/00—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways
    • G09B1/02—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements
    • G09B1/04—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a single symbol or a single combination of symbols

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)
  • Multimedia (AREA)
  • Sheet Holders (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Toys (AREA)
ES1972181984U 1971-11-22 1972-06-20 EDUCATIONAL DEVICE. Expired ES181984Y (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9428971A JPS4858923A (en) 1971-11-22 1971-11-22

Publications (2)

Publication Number Publication Date
ES181984U ES181984U (en) 1973-05-01
ES181984Y true ES181984Y (en) 1974-02-01

Family

ID=14106088

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1972181984U Expired ES181984Y (en) 1971-11-22 1972-06-20 EDUCATIONAL DEVICE.

Country Status (3)

Country Link
JP (1) JPS4858923A (en)
ES (1) ES181984Y (en)
GB (1) GB1393387A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4950198B2 (en) * 2005-08-08 2012-06-13 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Voltage multiplier circuit with improved power efficiency and equipment provided with such a voltage multiplier circuit

Also Published As

Publication number Publication date
GB1393387A (en) 1975-05-07
ES181984U (en) 1973-05-01
JPS4858923A (en) 1973-08-18

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