DE166279C - - Google Patents
Info
- Publication number
- DE166279C DE166279C DENDAT166279D DE166279DA DE166279C DE 166279 C DE166279 C DE 166279C DE NDAT166279 D DENDAT166279 D DE NDAT166279D DE 166279D A DE166279D A DE 166279DA DE 166279 C DE166279 C DE 166279C
- Authority
- DE
- Germany
- Prior art keywords
- characters
- writing
- deep
- auxiliary boards
- lessons
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 claims description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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
- G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
- G09B11/04—Guide sheets or plates; Tracing charts
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)
- Drawing Aids And Blackboards (AREA)
- Decoration By Transfer Pictures (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE166279C true DE166279C (cs) |
Family
ID=431686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT166279D Active DE166279C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE166279C (cs) |
-
0
- DE DENDAT166279D patent/DE166279C/de active Active
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