NL63260C - - Google Patents
Info
- Publication number
- NL63260C NL63260C NL63260DA NL63260C NL 63260 C NL63260 C NL 63260C NL 63260D A NL63260D A NL 63260DA NL 63260 C NL63260 C NL 63260C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/12—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in shaft furnaces
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Devices For Supply Of Signal Current (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB11075/43A GB566779A (en) | 1943-07-08 | 1943-07-08 | Improvements in electrical signalling systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL63260C true NL63260C (ja) |
Family
ID=9979556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL63260D NL63260C (ja) | 1943-07-08 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2421169A (ja) |
| ES (1) | ES166712A1 (ja) |
| FR (1) | FR932188A (ja) |
| GB (1) | GB566779A (ja) |
| NL (1) | NL63260C (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB575312A (en) * | 1944-01-12 | 1946-02-12 | Automatic Telephone & Elect | Improvements in or relating to telephone systems |
| US2623164A (en) * | 1948-11-01 | 1952-12-23 | Automatic Elect Lab | Single channel, single frequency, mobile radio telephone system |
| US2740841A (en) * | 1953-01-16 | 1956-04-03 | Itt | Automatic rural crossbar switching system |
| US3234514A (en) * | 1958-12-12 | 1966-02-08 | Int Standard Electric Corp | Electric pulse signalling system having switching means connected to a constant-voltage source |
| DE1762060A1 (de) * | 1967-03-31 | 1970-04-30 | Nippon Electric Co | Zwischenamtswaehlsystem fuer ein Fernsprech-Waehlvermittlungsnetz |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1137223A (en) * | 1914-03-02 | 1915-04-27 | Western Electric Co | Machine telephone switching system. |
| US1367583A (en) * | 1918-04-02 | 1921-02-08 | Bornett L Bobroff | System for signaling |
| US1600358A (en) * | 1923-12-27 | 1926-09-21 | Coventry Autom Telephones Ltd | Remote-control system |
| US1778077A (en) * | 1924-10-11 | 1930-10-14 | American Telephone & Telegraph | Remote-control system |
-
0
- NL NL63260D patent/NL63260C/xx active
-
1943
- 1943-07-08 GB GB11075/43A patent/GB566779A/en not_active Expired
-
1944
- 1944-05-27 US US537564A patent/US2421169A/en not_active Expired - Lifetime
- 1944-06-30 ES ES0166712A patent/ES166712A1/es not_active Expired
-
1946
- 1946-08-12 FR FR932188D patent/FR932188A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES166712A1 (es) | 1944-08-16 |
| FR932188A (fr) | 1948-03-15 |
| GB566779A (en) | 1945-01-12 |
| US2421169A (en) | 1947-05-27 |