FR2151270A5 - - Google Patents
Info
- Publication number
- FR2151270A5 FR2151270A5 FR7227019A FR7227019A FR2151270A5 FR 2151270 A5 FR2151270 A5 FR 2151270A5 FR 7227019 A FR7227019 A FR 7227019A FR 7227019 A FR7227019 A FR 7227019A FR 2151270 A5 FR2151270 A5 FR 2151270A5
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
- H04L13/16—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00 of transmitters, e.g. code-bars, code-discs
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Push-Button Switches (AREA)
- Impact Printers (AREA)
- Input From Keyboards Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3683571 | 1971-08-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2151270A5 true FR2151270A5 (de) | 1973-04-13 |
Family
ID=10391560
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7227019A Expired FR2151270A5 (de) | 1971-08-05 | 1972-07-27 |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU4513572A (de) |
DE (1) | DE2238027A1 (de) |
ES (1) | ES405571A1 (de) |
FR (1) | FR2151270A5 (de) |
GB (1) | GB1330742A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE32419E (en) * | 1981-03-16 | 1987-05-12 | Engineering Research Applications, Inc. | Molded keyboard and method of fabricating same |
US6400285B1 (en) * | 1992-10-08 | 2002-06-04 | Henry Gifford | Ergonomic keyboard |
-
1971
- 1971-08-05 GB GB1330742D patent/GB1330742A/en not_active Expired
-
1972
- 1972-07-27 FR FR7227019A patent/FR2151270A5/fr not_active Expired
- 1972-07-31 AU AU45135/72A patent/AU4513572A/en not_active Expired
- 1972-08-02 DE DE19722238027 patent/DE2238027A1/de active Pending
- 1972-08-05 ES ES405571A patent/ES405571A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1330742A (en) | 1973-09-19 |
AU4513572A (en) | 1974-02-07 |
DE2238027A1 (de) | 1973-02-15 |
ES405571A1 (es) | 1975-08-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |