FR2126755A5 - - Google Patents
Info
- Publication number
- FR2126755A5 FR2126755A5 FR7204014A FR7204014A FR2126755A5 FR 2126755 A5 FR2126755 A5 FR 2126755A5 FR 7204014 A FR7204014 A FR 7204014A FR 7204014 A FR7204014 A FR 7204014A FR 2126755 A5 FR2126755 A5 FR 2126755A5
- 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
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/022—Draughting machines or drawing devices for keeping parallelism automatic
-
- 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
- G09B21/00—Teaching, or communicating with, the blind, deaf or mute
- G09B21/001—Teaching or communicating with blind persons
- G09B21/003—Teaching or communicating with blind persons using tactile presentation of the information, e.g. Braille displays
Landscapes
- Engineering & Computer Science (AREA)
- Educational Administration (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Automation & Control Theory (AREA)
- Toys (AREA)
- Recording Measured Values (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE151071A SE345919B (en) | 1971-02-08 | 1971-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2126755A5 true FR2126755A5 (en) | 1972-10-06 |
Family
ID=20258327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7204014A Expired FR2126755A5 (en) | 1971-02-08 | 1972-02-07 |
Country Status (9)
Country | Link |
---|---|
AT (1) | AT316178B (en) |
BE (1) | BE779048A (en) |
CH (1) | CH531767A (en) |
DE (1) | DE2204867C3 (en) |
FR (1) | FR2126755A5 (en) |
GB (1) | GB1341678A (en) |
IT (1) | IT948428B (en) |
NL (1) | NL7201299A (en) |
SE (1) | SE345919B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2538629C2 (en) * | 1975-08-30 | 1983-04-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Process for the tactile presentation of images to the blind |
DE3400093A1 (en) * | 1984-01-03 | 1985-07-18 | Nixdorf Computer Ag, 4790 Paderborn | DEVICE FOR DISPLAYING INFORMATION ON A READER FOR A BLIND |
CN109291701B (en) * | 2018-11-25 | 2023-12-26 | 广东双鹰玩具实业有限公司 | High-precision drawing device |
-
1971
- 1971-02-08 SE SE151071A patent/SE345919B/xx unknown
-
1972
- 1972-02-01 NL NL7201299A patent/NL7201299A/xx unknown
- 1972-02-02 DE DE19722204867 patent/DE2204867C3/en not_active Expired
- 1972-02-02 CH CH153472A patent/CH531767A/en not_active IP Right Cessation
- 1972-02-03 IT IT4812672A patent/IT948428B/en active
- 1972-02-03 AT AT84872A patent/AT316178B/en active
- 1972-02-07 BE BE779048A patent/BE779048A/en unknown
- 1972-02-07 FR FR7204014A patent/FR2126755A5/fr not_active Expired
- 1972-02-08 GB GB578072A patent/GB1341678A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE779048A (en) | 1972-05-30 |
DE2204867A1 (en) | 1972-09-21 |
IT948428B (en) | 1973-05-30 |
DE2204867C3 (en) | 1975-05-22 |
NL7201299A (en) | 1972-08-10 |
SE345919B (en) | 1972-06-12 |
AT316178B (en) | 1974-06-25 |
DE2204867B2 (en) | 1974-09-19 |
GB1341678A (en) | 1973-12-25 |
CH531767A (en) | 1972-12-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |