FR2346167B1 - - Google Patents
Info
- Publication number
- FR2346167B1 FR2346167B1 FR7609426A FR7609426A FR2346167B1 FR 2346167 B1 FR2346167 B1 FR 2346167B1 FR 7609426 A FR7609426 A FR 7609426A FR 7609426 A FR7609426 A FR 7609426A FR 2346167 B1 FR2346167 B1 FR 2346167B1
- Authority
- FR
- France
- 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
-
- 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
- B43L11/00—Non-circular-curve-drawing instruments
- B43L11/02—Non-circular-curve-drawing instruments for drawing conic sections
- B43L11/04—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses
- B43L11/055—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
- Food-Manufacturing Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7609426A FR2346167A1 (fr) | 1976-03-29 | 1976-03-29 | Appareil pour tracer des ellipses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7609426A FR2346167A1 (fr) | 1976-03-29 | 1976-03-29 | Appareil pour tracer des ellipses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2346167A1 FR2346167A1 (fr) | 1977-10-28 |
| FR2346167B1 true FR2346167B1 (enExample) | 1978-08-25 |
Family
ID=9171264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7609426A Granted FR2346167A1 (fr) | 1976-03-29 | 1976-03-29 | Appareil pour tracer des ellipses |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2346167A1 (enExample) |
-
1976
- 1976-03-29 FR FR7609426A patent/FR2346167A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2346167A1 (fr) | 1977-10-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |