NL6513500A - - Google Patents
Info
- Publication number
- NL6513500A NL6513500A NL6513500A NL6513500A NL6513500A NL 6513500 A NL6513500 A NL 6513500A NL 6513500 A NL6513500 A NL 6513500A NL 6513500 A NL6513500 A NL 6513500A NL 6513500 A NL6513500 A NL 6513500A
- 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
- G09B1/00—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways
- G09B1/02—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements
- G09B1/16—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time
- G09B1/24—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time the elements being in flexible strip form, e.g. endless bands
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)
- Replacement Of Web Rolls (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1965B0060590 DE1917591U (de) | 1965-02-05 | 1965-02-05 | Lehrgeraet. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6513500A true NL6513500A (pl) | 1966-08-08 |
Family
ID=6972884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6513500A NL6513500A (pl) | 1965-02-05 | 1965-10-19 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH424330A (pl) |
| DE (1) | DE1917591U (pl) |
| NL (1) | NL6513500A (pl) |
-
1965
- 1965-02-05 DE DE1965B0060590 patent/DE1917591U/de not_active Expired
- 1965-10-08 CH CH1386565A patent/CH424330A/de unknown
- 1965-10-19 NL NL6513500A patent/NL6513500A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1917591U (de) | 1965-06-10 |
| CH424330A (de) | 1966-11-15 |