BE336215A - - Google Patents
Info
- Publication number
- BE336215A BE336215A BE336215DA BE336215A BE 336215 A BE336215 A BE 336215A BE 336215D A BE336215D A BE 336215DA BE 336215 A BE336215 A BE 336215A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
- H04K1/003—Secret communication by varying carrier frequency at or within predetermined or random intervals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Transmitters (AREA)
- Lock And Its Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2149725A GB261847A (en) | 1925-08-27 | 1925-08-27 | Improvements in or relating to means for wireless communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE336215A true BE336215A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=10163926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE336215D BE336215A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1925-08-27 |
Country Status (3)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2490022A (en) * | 1943-09-08 | 1949-12-06 | Tung Sol Lamp Works Inc | Secret signaling system |
| US2983782A (en) * | 1959-02-27 | 1961-05-09 | Zenith Radio Corp | Secrecy communication system |
-
0
- BE BE336215D patent/BE336215A/xx unknown
-
1925
- 1925-08-27 GB GB2149725A patent/GB261847A/en not_active Expired
-
1926
- 1926-08-25 FR FR623850D patent/FR623850A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR623850A (fr) | 1927-07-01 |
| GB261847A (en) | 1926-11-29 |