FR2142644B1 - - Google Patents

Info

Publication number
FR2142644B1
FR2142644B1 FR7122698A FR7122698A FR2142644B1 FR 2142644 B1 FR2142644 B1 FR 2142644B1 FR 7122698 A FR7122698 A FR 7122698A FR 7122698 A FR7122698 A FR 7122698A FR 2142644 B1 FR2142644 B1 FR 2142644B1
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
FR7122698A
Other languages
French (fr)
Other versions
FR2142644A1 (https=
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.)
BRUSS TRUDOV
Original Assignee
BRUSS TRUDOV
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 BRUSS TRUDOV filed Critical BRUSS TRUDOV
Priority to FR7122698A priority Critical patent/FR2142644B1/fr
Publication of FR2142644A1 publication Critical patent/FR2142644A1/fr
Application granted granted Critical
Publication of FR2142644B1 publication Critical patent/FR2142644B1/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
    • G09B3/00—Manually or mechanically operated teaching appliances working with questions and answers
    • G09B3/02—Manually or mechanically operated teaching appliances working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
    • G09B3/04—Manually or mechanically operated teaching appliances working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student of chart form

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)
FR7122698A 1971-06-22 1971-06-22 Expired FR2142644B1 (https=)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7122698A FR2142644B1 (https=) 1971-06-22 1971-06-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7122698A FR2142644B1 (https=) 1971-06-22 1971-06-22

Publications (2)

Publication Number Publication Date
FR2142644A1 FR2142644A1 (https=) 1973-02-02
FR2142644B1 true FR2142644B1 (https=) 1973-05-25

Family

ID=9079071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7122698A Expired FR2142644B1 (https=) 1971-06-22 1971-06-22

Country Status (1)

Country Link
FR (1) FR2142644B1 (https=)

Also Published As

Publication number Publication date
FR2142644A1 (https=) 1973-02-02

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Legal Events

Date Code Title Description
ST Notification of lapse