NL67621C - - Google Patents
Info
- Publication number
- NL67621C NL67621C NL67621DA NL67621C NL 67621 C NL67621 C NL 67621C NL 67621D A NL67621D A NL 67621DA NL 67621 C NL67621 C NL 67621C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplitude Modulation (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Ac-Ac Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL273556X | 1947-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL67621C true NL67621C (https=) |
Family
ID=19782035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL67621D NL67621C (https=) | 1947-02-05 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2617034A (https=) |
| BE (1) | BE480163A (https=) |
| CH (1) | CH273556A (https=) |
| DE (1) | DE814613C (https=) |
| GB (1) | GB651803A (https=) |
| NL (1) | NL67621C (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2807781A (en) * | 1953-01-08 | 1957-09-24 | Servo Corp Of America | Direct-reading frequency meter |
| US2921268A (en) * | 1955-05-26 | 1960-01-12 | Ohmega Lab | Wave generating apparatus |
| US2928046A (en) * | 1956-04-03 | 1960-03-08 | Servo Corp Of America | Direct reading frequency meter |
| EP3272729B1 (de) * | 2016-07-19 | 2019-09-04 | Evonik Degussa GmbH | Verfahren zur herstellung von estern durch carbonylierung von ethern |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2416327A (en) * | 1942-06-30 | 1947-02-25 | Standard Telephones Cables Ltd | Transmitter system |
| GB561331A (en) * | 1943-12-21 | 1944-05-18 | Marconi Wireless Telegraph Co | Improvement in frequency modulation systems |
| US2444437A (en) * | 1944-07-29 | 1948-07-06 | Standard Telephones Cables Ltd | Modulating system |
-
0
- BE BE480163D patent/BE480163A/xx unknown
- NL NL67621D patent/NL67621C/xx active
-
1948
- 1948-01-23 US US4023A patent/US2617034A/en not_active Expired - Lifetime
- 1948-02-02 GB GB2991/48A patent/GB651803A/en not_active Expired
- 1948-02-03 CH CH273556D patent/CH273556A/de unknown
- 1948-11-05 DE DEP20757D patent/DE814613C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE480163A (https=) | |
| DE814613C (de) | 1951-09-24 |
| GB651803A (en) | 1951-04-11 |
| US2617034A (en) | 1952-11-04 |
| CH273556A (de) | 1951-02-15 |