FR2003814A1 - - Google Patents

Info

Publication number
FR2003814A1
FR2003814A1 FR6907125A FR6907125A FR2003814A1 FR 2003814 A1 FR2003814 A1 FR 2003814A1 FR 6907125 A FR6907125 A FR 6907125A FR 6907125 A FR6907125 A FR 6907125A FR 2003814 A1 FR2003814 A1 FR 2003814A1
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.)
Withdrawn
Application number
FR6907125A
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.)
McGraw Edison Co
Original Assignee
McGraw Edison Co
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 McGraw Edison Co filed Critical McGraw Edison Co
Publication of FR2003814A1 publication Critical patent/FR2003814A1/fr
Withdrawn legal-status Critical Current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
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G09B5/062—Combinations of audio and printed presentations, e.g. magnetically striped cards, talking books, magnetic tapes with printed texts thereon

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Moving Of Heads (AREA)
  • Electrophonic Musical Instruments (AREA)
FR6907125A 1968-03-13 1969-03-13 Withdrawn FR2003814A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71282168A 1968-03-13 1968-03-13

Publications (1)

Publication Number Publication Date
FR2003814A1 true FR2003814A1 (fr) 1969-11-14

Family

ID=24863678

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6907125A Withdrawn FR2003814A1 (fr) 1968-03-13 1969-03-13

Country Status (6)

Country Link
US (1) US3516175A (fr)
JP (1) JPS4932374B1 (fr)
CH (1) CH493898A (fr)
DE (1) DE1912824C3 (fr)
FR (1) FR2003814A1 (fr)
GB (1) GB1215098A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648387A (en) * 1969-11-24 1972-03-14 Xerox Corp Educational aid
US3845250A (en) * 1972-02-22 1974-10-29 Brien G O Manual key operated message generator
JPS5234366B2 (fr) * 1972-07-18 1977-09-02
JPS5015505A (fr) * 1973-06-08 1975-02-19
US4841387A (en) * 1987-12-15 1989-06-20 Rindfuss Diane J Arrangement for recording and indexing information
US9689611B2 (en) * 2014-08-20 2017-06-27 Gencor Industries, Inc. Locking cam stop
CN109645724A (zh) * 2018-11-27 2019-04-19 江苏海事职业技术学院 一种英语教学装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1930286A (en) * 1930-11-07 1933-10-10 Talk A Print Educational apparatus
US2082261A (en) * 1935-11-04 1937-06-01 Translaphon Corp Phonograph repeating, charting, and projecting mechanism
US3086297A (en) * 1961-08-21 1963-04-23 Louise A Kay Talking book

Also Published As

Publication number Publication date
DE1912824A1 (de) 1969-09-18
GB1215098A (en) 1970-12-09
DE1912824C3 (de) 1974-01-24
CH493898A (de) 1970-07-15
US3516175A (en) 1970-06-23
JPS4932374B1 (fr) 1974-08-29
DE1912824B2 (de) 1973-06-28

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Legal Events

Date Code Title Description
ST Notification of lapse