DE29720400U1 - Flashcard - Google Patents

Flashcard

Info

Publication number
DE29720400U1
DE29720400U1 DE29720400U DE29720400U DE29720400U1 DE 29720400 U1 DE29720400 U1 DE 29720400U1 DE 29720400 U DE29720400 U DE 29720400U DE 29720400 U DE29720400 U DE 29720400U DE 29720400 U1 DE29720400 U1 DE 29720400U1
Authority
DE
Germany
Prior art keywords
flashcard
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 - Lifetime
Application number
DE29720400U
Other languages
German (de)
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.)
TON DAL ENTERPRISE CO
Original Assignee
TON DAL ENTERPRISE 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 TON DAL ENTERPRISE CO filed Critical TON DAL ENTERPRISE CO
Priority to DE29720400U priority Critical patent/DE29720400U1/en
Publication of DE29720400U1 publication Critical patent/DE29720400U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE29720400U 1997-11-18 1997-11-18 Flashcard Expired - Lifetime DE29720400U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29720400U DE29720400U1 (en) 1997-11-18 1997-11-18 Flashcard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29720400U DE29720400U1 (en) 1997-11-18 1997-11-18 Flashcard

Publications (1)

Publication Number Publication Date
DE29720400U1 true DE29720400U1 (en) 1998-02-12

Family

ID=8048757

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29720400U Expired - Lifetime DE29720400U1 (en) 1997-11-18 1997-11-18 Flashcard

Country Status (1)

Country Link
DE (1) DE29720400U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2451733A (en) * 2008-07-28 2009-02-11 Mathswrap Ltd Learning aid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2451733A (en) * 2008-07-28 2009-02-11 Mathswrap Ltd Learning aid

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980326

R156 Lapse of ip right after 3 years

Effective date: 20010801