NL63874C - - Google Patents
Info
- Publication number
- NL63874C NL63874C NL63874DA NL63874C NL 63874 C NL63874 C NL 63874C NL 63874D A NL63874D A NL 63874DA NL 63874 C NL63874 C NL 63874C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2543003X | 1943-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL63874C true NL63874C (xx) |
Family
ID=19874662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL63874D NL63874C (xx) | 1943-04-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2543003A (xx) |
| FR (1) | FR903261A (xx) |
| NL (1) | NL63874C (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2823263A (en) * | 1953-03-30 | 1958-02-11 | Nederlanden Staat | Line circuit in a signalling system |
| US3017712A (en) * | 1958-10-06 | 1962-01-23 | Percival H Sherron | Illuminated telephone booth |
| US3383471A (en) * | 1964-09-18 | 1968-05-14 | Grundin Ivan Witalis | Switching system for establishing connections between transmission lines in telecommunication systems or the like |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB354405A (en) * | 1930-05-13 | 1931-08-13 | Standard Telephones Cables Ltd | Improvements in or relating to automatic or semi-automatic telephone exchange systems |
| US2070909A (en) * | 1934-02-13 | 1937-02-16 | Siemens Ag | Telephone system |
| GB433475A (en) * | 1934-02-21 | 1935-08-15 | Richard Mercer | Improvements in or relating to automatic or semi-automatic telephone systems |
| GB451512A (en) * | 1935-02-06 | 1936-08-06 | Automatic Electric Co Ltd | Improvements in or relating to telephone systems |
| NL57799C (nl) * | 1941-03-07 | 1945-09-15 | Bell Telephone Mfg | Schakeling voor het besturen van een apparatuur in seinstelsels, in het bijzonder van de instelling van schakelaars in centrales voor telefoonstelsels |
-
0
- NL NL63874D patent/NL63874C/xx active
-
1944
- 1944-04-07 FR FR903261D patent/FR903261A/fr not_active Expired
-
1946
- 1946-08-17 US US691285A patent/US2543003A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR903261A (fr) | 1945-09-28 |
| US2543003A (en) | 1951-02-27 |