DE1605960U - CALCULATION AID FOR CHILDREN. - Google Patents
CALCULATION AID FOR CHILDREN.Info
- Publication number
- DE1605960U DE1605960U DED471U DED0000471U DE1605960U DE 1605960 U DE1605960 U DE 1605960U DE D471 U DED471 U DE D471U DE D0000471 U DED0000471 U DE D0000471U DE 1605960 U DE1605960 U DE 1605960U
- Authority
- DE
- Germany
- Prior art keywords
- stones
- numbers
- children
- child
- colored
- 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
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
- G09B19/00—Teaching not covered by other main groups of this subclass
Description
Schutzansprüche t Protection claims t
Rechenhilfe,dadureh gekennzeichnet,daß die verschiebbaren Steine mit Zahlen versehen, so angeordnet sind ,daß durch Verschiebung der Steine das Hechenresultat sichtbar herausgestellt und erklärt weraen kann. Calculation aid, marked by the fact that the movable stones provided with numbers, arranged so that by shifting of the stones the pecking result can be visibly emphasized and explained.
Rechenhilfe,sowohl nach Anspruch 1 gekennzeichnet,als durch Zeichnung und Beschreibung veranschaulichte Gestaltung und Anordnung. Calculation aid, characterized both according to claim 1, as by Drawing and description illustrated design and arrangement.
Claims (1)
Re c he a h i 1 f e für Kinder·Description
Re c he ahi 1 fe for children
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DED471U DE1605960U (en) | 1950-01-30 | 1950-01-30 | CALCULATION AID FOR CHILDREN. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DED471U DE1605960U (en) | 1950-01-30 | 1950-01-30 | CALCULATION AID FOR CHILDREN. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE1605960U true DE1605960U (en) | 1950-05-04 |
Family
ID=29278972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DED471U Expired DE1605960U (en) | 1950-01-30 | 1950-01-30 | CALCULATION AID FOR CHILDREN. |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE1605960U (en) |
-
1950
- 1950-01-30 DE DED471U patent/DE1605960U/en not_active Expired
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