BE447990A - - Google Patents
Info
- Publication number
- BE447990A BE447990A BE447990DA BE447990A BE 447990 A BE447990 A BE 447990A BE 447990D A BE447990D A BE 447990DA BE 447990 A BE447990 A BE 447990A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/001—Two-way communication systems between a limited number of parties
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE888964X | 1941-12-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE447990A true BE447990A (xx) |
Family
ID=6834333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE447990D BE447990A (xx) | 1941-12-12 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE447990A (xx) |
FR (1) | FR888964A (xx) |
NL (1) | NL108119B (xx) |
-
0
- BE BE447990D patent/BE447990A/xx unknown
- NL NL108119D patent/NL108119B/xx unknown
-
1942
- 1942-12-08 FR FR888964D patent/FR888964A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL108119B (xx) | |
FR888964A (fr) | 1943-12-28 |