NL6507246A - - Google Patents
Info
- Publication number
- NL6507246A NL6507246A NL6507246A NL6507246A NL6507246A NL 6507246 A NL6507246 A NL 6507246A NL 6507246 A NL6507246 A NL 6507246A NL 6507246 A NL6507246 A NL 6507246A NL 6507246 A NL6507246 A NL 6507246A
- Authority
- NL
- Netherlands
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6507246A NL6507246A (de) | 1965-06-08 | 1965-06-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6507246A NL6507246A (de) | 1965-06-08 | 1965-06-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6507246A true NL6507246A (de) | 1966-12-09 |
Family
ID=19793319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6507246A NL6507246A (de) | 1965-06-08 | 1965-06-08 |
Country Status (1)
Country | Link |
---|---|
NL (1) | NL6507246A (de) |
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1965
- 1965-06-08 NL NL6507246A patent/NL6507246A/xx unknown