FR2113361A5 - - Google Patents

Info

Publication number
FR2113361A5
FR2113361A5 FR7138861A FR7138861A FR2113361A5 FR 2113361 A5 FR2113361 A5 FR 2113361A5 FR 7138861 A FR7138861 A FR 7138861A FR 7138861 A FR7138861 A FR 7138861A FR 2113361 A5 FR2113361 A5 FR 2113361A5
Authority
FR
France
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
FR7138861A
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
Application granted granted Critical
Publication of FR2113361A5 publication Critical patent/FR2113361A5/fr
Expired legal-status Critical Current

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
    • 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
    • G09B1/16—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 plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time
    • G09B1/28—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 plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time the elements being slidable

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)
  • Toys (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Drawing Aids And Blackboards (AREA)
FR7138861A 1970-10-23 1971-10-21 Expired FR2113361A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5040170 1970-10-23

Publications (1)

Publication Number Publication Date
FR2113361A5 true FR2113361A5 (fr) 1972-06-23

Family

ID=10455773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7138861A Expired FR2113361A5 (fr) 1970-10-23 1971-10-21

Country Status (9)

Country Link
US (1) US3757433A (fr)
AU (1) AU3483171A (fr)
CH (1) CH539312A (fr)
DE (1) DE2152516A1 (fr)
FR (1) FR2113361A5 (fr)
GB (1) GB1313557A (fr)
IE (1) IE35730B1 (fr)
IT (1) IT939643B (fr)
NL (1) NL7114522A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002300618B2 (en) * 2001-08-20 2006-12-21 Keith Evan Jones Word builder
US6769914B2 (en) 2002-11-01 2004-08-03 Kalyani Sundararajan Arithmetic teaching device
US20100216101A1 (en) * 2009-02-25 2010-08-26 Jarom Chung Method and device for teaching and/or calculating mathematics
US11450234B2 (en) * 2018-02-26 2022-09-20 Teresa A. Talbott Binary counting device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1094570A (en) * 1909-12-08 1914-04-28 Arthur E Jacobs Spelling-board.
US1006711A (en) * 1911-01-14 1911-10-24 Silas I Atwater Tablet.
US1286157A (en) * 1917-08-08 1918-11-26 Hermilio Manuel Vizcarra Educational apparatus.

Also Published As

Publication number Publication date
AU3483171A (en) 1973-05-03
DE2152516A1 (de) 1972-05-04
CH539312A (fr) 1973-07-15
US3757433A (en) 1973-09-11
IE35730B1 (en) 1976-05-12
IT939643B (it) 1973-02-10
GB1313557A (en) 1973-04-11
IE35730L (en) 1972-04-23
NL7114522A (fr) 1972-04-25

Similar Documents

Publication Publication Date Title
AR204384A1 (fr)
FR2113361A5 (fr)
ATA96471A (fr)
AU1146470A (fr)
AU1473870A (fr)
AU1716970A (fr)
AU1517670A (fr)
AU1336970A (fr)
AU1833270A (fr)
AU1326870A (fr)
AR195465A1 (fr)
AU1247570A (fr)
AU1841070A (fr)
AU1918570A (fr)
AU1189670A (fr)
AU1235770A (fr)
AU1603270A (fr)
AU1277070A (fr)
AU1879170A (fr)
AU1086670A (fr)
AU1328670A (fr)
AU1872870A (fr)
AU1881070A (fr)
AU1083170A (fr)
AU1832970A (fr)

Legal Events

Date Code Title Description
ST Notification of lapse