FR2301392B1 - - Google Patents
Info
- Publication number
- FR2301392B1 FR2301392B1 FR7505601A FR7505601A FR2301392B1 FR 2301392 B1 FR2301392 B1 FR 2301392B1 FR 7505601 A FR7505601 A FR 7505601A FR 7505601 A FR7505601 A FR 7505601A FR 2301392 B1 FR2301392 B1 FR 2301392B1
- 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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/14—Devices for drawing in perspective
- B43L13/141—Two-dimensional devices
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7505601A FR2301392A1 (fr) | 1975-02-24 | 1975-02-24 | Appareil a tracer les lignes fuyantes de perspectives coniques |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7505601A FR2301392A1 (fr) | 1975-02-24 | 1975-02-24 | Appareil a tracer les lignes fuyantes de perspectives coniques |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2301392A1 FR2301392A1 (fr) | 1976-09-17 |
FR2301392B1 true FR2301392B1 (de) | 1977-11-10 |
Family
ID=9151602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7505601A Granted FR2301392A1 (fr) | 1975-02-24 | 1975-02-24 | Appareil a tracer les lignes fuyantes de perspectives coniques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2301392A1 (de) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3332152A (en) * | 1965-04-30 | 1967-07-25 | Dru Entpr Inc | Perspective machine |
-
1975
- 1975-02-24 FR FR7505601A patent/FR2301392A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2301392A1 (fr) | 1976-09-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |