NL39596C - - Google Patents
Info
- Publication number
- NL39596C NL39596C NL39596DA NL39596C NL 39596 C NL39596 C NL 39596C NL 39596D A NL39596D A NL 39596DA NL 39596 C NL39596 C NL 39596C
- Authority
- NL
- Netherlands
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
- H04M1/52—Arrangements wherein a dial or the like is mechanically coupled to a line selector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
- H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH424534X | 1933-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL39596C true NL39596C (xx) |
Family
ID=4514787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL39596D NL39596C (xx) | 1933-03-29 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US1992389A (xx) |
| CH (1) | CH171887A (xx) |
| DE (1) | DE621714C (xx) |
| FR (1) | FR775560A (xx) |
| GB (1) | GB424534A (xx) |
| NL (1) | NL39596C (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE462287A (xx) * | 1945-01-17 | |||
| DE856624C (de) * | 1945-12-14 | 1952-11-24 | Erik Gunnar Valfrid Erlandsson | Schaltungsanordnung fuer Fernmeldeanlagen mit Waehlerbetrieb, insbesondere fuer Fernsprechanlagen |
| US2530943A (en) * | 1947-07-03 | 1950-11-21 | Bell Telephone Labor Inc | Intercommunicating telephone system |
| US2617886A (en) * | 1948-12-30 | 1952-11-11 | Automatic Elect Lab | Multivoltage train telephone system |
| NL185694B (nl) * | 1954-01-19 | Victor Company Of Japan | Afspeelinrichting voor een roterend registratiemedium waarin een informatiesignaal en een adressignaal zijn geregistreerd. | |
| DE973103C (de) * | 1954-05-29 | 1959-12-03 | Richard Bosse & Co | Fernsprecheinrichtung mit Waehlscheibe und Linienwaehler |
| DE1219536B (de) * | 1963-05-29 | 1966-06-23 | Standard Elektrik Lorenz Ag | Reihenanlage mit tonfrequenter Tastwahl |
-
0
- NL NL39596D patent/NL39596C/xx active
-
1933
- 1933-03-29 CH CH171887D patent/CH171887A/de unknown
-
1934
- 1934-03-13 DE DEM126809D patent/DE621714C/de not_active Expired
- 1934-03-19 GB GB8575/34A patent/GB424534A/en not_active Expired
- 1934-03-28 FR FR775560D patent/FR775560A/fr not_active Expired
- 1934-03-29 US US718056A patent/US1992389A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH171887A (de) | 1934-09-15 |
| FR775560A (fr) | 1935-01-04 |
| DE621714C (de) | 1935-11-13 |
| US1992389A (en) | 1935-02-26 |
| GB424534A (en) | 1935-02-22 |