FR1575970A - - Google Patents

Info

Publication number
FR1575970A
FR1575970A FR1575970DA FR1575970A FR 1575970 A FR1575970 A FR 1575970A FR 1575970D A FR1575970D A FR 1575970DA FR 1575970 A FR1575970 A FR 1575970A
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
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1575970A publication Critical patent/FR1575970A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H5/00—Musical or noise- producing devices for additional toy effects other than acoustical

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Toys (AREA)
FR1575970D 1967-07-03 1968-07-03 Expired FR1575970A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65066967A 1967-07-03 1967-07-03

Publications (1)

Publication Number Publication Date
FR1575970A true FR1575970A (en) 1969-07-25

Family

ID=24609809

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1575970D Expired FR1575970A (en) 1967-07-03 1968-07-03

Country Status (4)

Country Link
US (1) US3487558A (en)
DE (1) DE1772780A1 (en)
FR (1) FR1575970A (en)
GB (1) GB1200964A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3704337A (en) * 1969-04-07 1972-11-28 Information Transfer Corp Tactile response teaching system
US3696524A (en) * 1970-09-08 1972-10-10 Learning Systems Corp Teaching machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255536A (en) * 1963-12-12 1966-06-14 Tutortape Lab Inc Selective programmed information receiving and responding system
US3376657A (en) * 1965-06-07 1968-04-09 Dorsett Ind Inc Audio-visual teaching machine
US3408749A (en) * 1967-04-11 1968-11-05 American Can Co Branching-instruction teaching device

Also Published As

Publication number Publication date
DE1772780A1 (en) 1971-06-03
GB1200964A (en) 1970-08-05
US3487558A (en) 1970-01-06

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Legal Events

Date Code Title Description
ST Notification of lapse