DE9016745U1 - - Google Patents
Info
- Publication number
- DE9016745U1 DE9016745U1 DE9016745U DE9016745U DE9016745U1 DE 9016745 U1 DE9016745 U1 DE 9016745U1 DE 9016745 U DE9016745 U DE 9016745U DE 9016745 U DE9016745 U DE 9016745U DE 9016745 U1 DE9016745 U1 DE 9016745U1
- Authority
- DE
- Germany
- 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
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989144754U JPH0381970U (en) | 1989-12-14 | 1989-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE9016745U1 true DE9016745U1 (en) | 1991-04-25 |
Family
ID=15369609
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9016745U Expired - Lifetime DE9016745U1 (en) | 1989-12-14 | 1990-12-11 | |
| DE4039548A Withdrawn DE4039548A1 (en) | 1989-12-14 | 1990-12-11 | Question and answer studying pad |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE4039548A Withdrawn DE4039548A1 (en) | 1989-12-14 | 1990-12-11 | Question and answer studying pad |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPH0381970U (en) |
| AU (1) | AU6809790A (en) |
| BE (1) | BE1004088A6 (en) |
| CA (1) | CA2032095A1 (en) |
| DE (2) | DE9016745U1 (en) |
| FR (1) | FR2656136A1 (en) |
| GB (1) | GB2239120A (en) |
| IT (2) | IT9022326A1 (en) |
| NL (1) | NL9002733A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2767949A1 (en) * | 1997-09-03 | 1999-03-05 | Prepamath Editions | LEARNING AND PLAYING DEVICE |
| JP4660727B2 (en) * | 2007-05-25 | 2011-03-30 | 一紀 山形 | Learning materials |
-
1989
- 1989-12-14 JP JP1989144754U patent/JPH0381970U/ja active Pending
-
1990
- 1990-12-10 IT IT022326A patent/IT9022326A1/en unknown
- 1990-12-10 IT IT022327A patent/IT9022327A1/en not_active Application Discontinuation
- 1990-12-11 DE DE9016745U patent/DE9016745U1/de not_active Expired - Lifetime
- 1990-12-11 DE DE4039548A patent/DE4039548A1/en not_active Withdrawn
- 1990-12-12 NL NL9002733A patent/NL9002733A/en not_active Application Discontinuation
- 1990-12-12 BE BE9001183A patent/BE1004088A6/en not_active IP Right Cessation
- 1990-12-12 CA CA002032095A patent/CA2032095A1/en not_active Abandoned
- 1990-12-13 GB GB9027081A patent/GB2239120A/en not_active Withdrawn
- 1990-12-14 AU AU68097/90A patent/AU6809790A/en not_active Withdrawn
- 1990-12-14 FR FR9015720A patent/FR2656136A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2656136A1 (en) | 1991-06-21 |
| IT9022326A0 (en) | 1990-12-10 |
| IT9022327A1 (en) | 1991-06-15 |
| JPH0381970U (en) | 1991-08-21 |
| NL9002733A (en) | 1991-07-01 |
| IT9022326A1 (en) | 1991-06-15 |
| IT9022327A0 (en) | 1990-12-10 |
| AU6809790A (en) | 1991-06-20 |
| GB9027081D0 (en) | 1991-02-06 |
| DE4039548A1 (en) | 1991-07-11 |
| CA2032095A1 (en) | 1991-06-15 |
| GB2239120A (en) | 1991-06-19 |
| BE1004088A6 (en) | 1992-09-22 |