GB2139398B - Signal transmitting and/or receiving apparatus - Google Patents
Signal transmitting and/or receiving apparatusInfo
- Publication number
- GB2139398B GB2139398B GB08403071A GB8403071A GB2139398B GB 2139398 B GB2139398 B GB 2139398B GB 08403071 A GB08403071 A GB 08403071A GB 8403071 A GB8403071 A GB 8403071A GB 2139398 B GB2139398 B GB 2139398B
- Authority
- GB
- United Kingdom
- Prior art keywords
- receiving apparatus
- signal transmitting
- transmitting
- signal
- receiving
- Prior art date
- 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
-
- 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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/22—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for optics
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Optimization (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Algebra (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Business, Economics & Management (AREA)
- Optics & Photonics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB08403071A GB2139398B (en) | 1983-05-06 | 1984-02-06 | Signal transmitting and/or receiving apparatus |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB838312596A GB8312596D0 (en) | 1983-05-06 | 1983-05-06 | Signal transmitting/receiving apparatus |
| GB08403071A GB2139398B (en) | 1983-05-06 | 1984-02-06 | Signal transmitting and/or receiving apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB8403071D0 GB8403071D0 (en) | 1984-03-07 |
| GB2139398A GB2139398A (en) | 1984-11-07 |
| GB2139398B true GB2139398B (en) | 1986-08-28 |
Family
ID=26286056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08403071A Expired GB2139398B (en) | 1983-05-06 | 1984-02-06 | Signal transmitting and/or receiving apparatus |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB2139398B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2356533A (en) * | 1999-11-17 | 2001-05-23 | Christopher Barnes | A Morse key adaptor/device |
| EP2539876A4 (en) * | 2010-02-23 | 2013-12-11 | Hitesh Mehta | Device, system and method for fiber optic training kit |
-
1984
- 1984-02-06 GB GB08403071A patent/GB2139398B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2139398A (en) | 1984-11-07 |
| GB8403071D0 (en) | 1984-03-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 19930107 |
|
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20000206 |