LU28338A1 - - Google Patents
Info
- Publication number
- LU28338A1 LU28338A1 LU28338DA LU28338A1 LU 28338 A1 LU28338 A1 LU 28338A1 LU 28338D A LU28338D A LU 28338DA LU 28338 A1 LU28338 A1 LU 28338A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- External Artificial Organs (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US259613XA | 1944-04-07 | 1944-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU28338A1 true LU28338A1 (en:Method) |
Family
ID=21829041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU28338D LU28338A1 (en:Method) | 1944-04-07 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE471084A (en:Method) |
| CH (1) | CH259613A (en:Method) |
| FR (1) | FR943007A (en:Method) |
| GB (1) | GB593914A (en:Method) |
| LU (1) | LU28338A1 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE974163C (de) * | 1953-04-15 | 1960-10-06 | Klaus Dipl-Phys Mueller | Zusatzgeraet an Teilnehmerstellen zur selbsttaetigen Herstellung von Fernmelde-, insbesondere Fernsprech- oder Fernschreibverbindungen |
-
0
- LU LU28338D patent/LU28338A1/xx unknown
- BE BE471084D patent/BE471084A/xx unknown
-
1945
- 1945-03-28 GB GB7860/45A patent/GB593914A/en not_active Expired
-
1947
- 1947-02-17 CH CH259613D patent/CH259613A/fr unknown
- 1947-03-10 FR FR943007D patent/FR943007A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR943007A (fr) | 1949-02-24 |
| CH259613A (fr) | 1949-01-31 |
| BE471084A (en:Method) | |
| GB593914A (en) | 1947-10-29 |