DE229694C - - Google Patents
Info
- Publication number
- DE229694C DE229694C DENDAT229694D DE229694DA DE229694C DE 229694 C DE229694 C DE 229694C DE NDAT229694 D DENDAT229694 D DE NDAT229694D DE 229694D A DE229694D A DE 229694DA DE 229694 C DE229694 C DE 229694C
- Authority
- DE
- Germany
- Prior art keywords
- drawing board
- support
- paper
- hand
- blueprint
- 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
- 239000011521 glass Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004519 grease Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L5/00—Drawing boards
- B43L5/007—Drawing boards drawing copying devices using a transparency
Landscapes
- Sheet Holders (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE229694C true DE229694C (cs) |
Family
ID=489975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT229694D Active DE229694C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE229694C (cs) |
-
0
- DE DENDAT229694D patent/DE229694C/de active Active
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