BE691447A - - Google Patents
Info
- Publication number
- BE691447A BE691447A BE691447DA BE691447A BE 691447 A BE691447 A BE 691447A BE 691447D A BE691447D A BE 691447DA BE 691447 A BE691447 A BE 691447A
- Authority
- BE
- Belgium
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
- G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
-
- 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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/005—Portable combined drawing-aids including boards
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- 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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/04—Guides for rulers
- B43L13/046—Guides for rulers with cables
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- 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
- B43L5/002—Drawing boards with pivoting drawing surface
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)
- Toys (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR46269A FR1445069A (fr) | 1965-07-29 | 1965-07-29 | Appareil pour dessiner |
| DEG0047584 | 1966-08-02 | ||
| NL6611108A NL6611108A (en:Method) | 1965-07-29 | 1966-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE691447A true BE691447A (en:Method) | 1967-05-29 |
Family
ID=27210662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE691447D BE691447A (en:Method) | 1965-07-29 | 1966-12-19 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE691447A (en:Method) |
| DE (1) | DE1486924A1 (en:Method) |
| FR (1) | FR1445069A (en:Method) |
| NL (1) | NL6611108A (en:Method) |
-
1965
- 1965-07-29 FR FR46269A patent/FR1445069A/fr not_active Expired
-
1966
- 1966-08-02 DE DE19661486924 patent/DE1486924A1/de active Pending
- 1966-08-05 NL NL6611108A patent/NL6611108A/xx unknown
- 1966-12-19 BE BE691447D patent/BE691447A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6611108A (en:Method) | 1968-02-06 |
| DE1486924A1 (de) | 1969-06-12 |
| FR1445069A (fr) | 1966-07-08 |