FR713817A - Installation télégraphique - Google Patents
Installation télégraphiqueInfo
- Publication number
- FR713817A FR713817A FR713817DA FR713817A FR 713817 A FR713817 A FR 713817A FR 713817D A FR713817D A FR 713817DA FR 713817 A FR713817 A FR 713817A
- Authority
- FR
- France
- Prior art keywords
- telegraph
- installation
- telegraph installation
- 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
- 238000009434 installation Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/06—Answer-back mechanisms or circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Lock And Its Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE375782X | 1930-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR713817A true FR713817A (fr) | 1931-11-03 |
Family
ID=6344146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR713817D Expired FR713817A (fr) | 1930-03-29 | 1931-03-24 | Installation télégraphique |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1902964A (fr) |
| DE (1) | DE676037C (fr) |
| FR (1) | FR713817A (fr) |
| GB (1) | GB375782A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2528624A (en) * | 1947-03-19 | 1950-11-07 | Pierce Company | Automatic operation and selective calling system |
| US2975228A (en) * | 1954-10-06 | 1961-03-14 | Ibm | Data transmission system |
-
1930
- 1930-03-30 DE DE1930676037D patent/DE676037C/de not_active Expired
-
1931
- 1931-03-24 FR FR713817D patent/FR713817A/fr not_active Expired
- 1931-03-26 US US525414A patent/US1902964A/en not_active Expired - Lifetime
- 1931-03-27 GB GB9415/31A patent/GB375782A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB375782A (en) | 1932-06-27 |
| US1902964A (en) | 1933-03-28 |
| DE676037C (de) | 1939-05-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DK44872C (da) | Klokke. | |
| FR713817A (fr) | Installation télégraphique | |
| FR643302A (fr) | Installation télégraphique multiple | |
| CH150753A (fr) | Installation de télévision. | |
| FR725611A (fr) | Raccord perfectionné | |
| FR714352A (fr) | Télégraphie ultra-téléphonique | |
| FR698507A (fr) | Installation télégraphique | |
| FR720311A (fr) | Récepteur radiotélégraphique | |
| FR701170A (fr) | Installation hydraulique | |
| FR693819A (fr) | Sonnette | |
| FR708505A (fr) | Mètre | |
| FR716909A (fr) | Installation de chaudière | |
| FR693845A (fr) | Broyeur-pulvériseur intégral | |
| FR41900E (fr) | Rato-botteleuse | |
| FR40429E (fr) | Radiodéphaseur | |
| FR688001A (fr) | Pétrisseuse-malaxeuse | |
| FR39931E (fr) | Frotteur-broyeur-mélangeur-diviseur | |
| FR38202E (fr) | Mélangeur-diviseur | |
| FI12946A (fi) | Pakethållare | |
| FI13228A (fi) | Fönsterregulator | |
| FI13036A (fi) | Pressvals | |
| FI13033A (fi) | Hörnavskärningsmaskin | |
| FI13022A (fi) | Hyveljärn | |
| FI12991A (fi) | Sahra | |
| FI13107A (fi) | Barkningsmaskin |