BE498814A - - Google Patents
Info
- Publication number
- BE498814A BE498814A BE498814DA BE498814A BE 498814 A BE498814 A BE 498814A BE 498814D A BE498814D A BE 498814DA BE 498814 A BE498814 A BE 498814A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/16—Monitoring arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/401—Monitoring; Testing of relay systems with selective localization
- H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
- H04B17/404—Monitoring; Testing of relay systems with selective localization using different frequencies selected by local filters
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB302747X | 1949-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE498814A true BE498814A (en, 2012) | 1900-01-01 |
Family
ID=10305047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE498814D BE498814A (en, 2012) | 1949-10-21 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE498814A (en, 2012) |
| CH (1) | CH302747A (en, 2012) |
| FR (1) | FR1029593A (en, 2012) |
| GB (1) | GB665952A (en, 2012) |
| NL (2) | NL77489C (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE535541A (en, 2012) * | 1954-02-09 | 1900-01-01 |
-
0
- NL NL6810456.A patent/NL156720B/xx unknown
- BE BE498814D patent/BE498814A/xx unknown
- NL NL77489D patent/NL77489C/xx active
-
1949
- 1949-10-21 GB GB27089/49A patent/GB665952A/en not_active Expired
-
1950
- 1950-10-20 FR FR1029593D patent/FR1029593A/fr not_active Expired
- 1950-10-21 CH CH302747D patent/CH302747A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL77489C (en, 2012) | 1900-01-01 |
| NL156720B (en, 2012) | |
| FR1029593A (fr) | 1953-06-03 |
| CH302747A (fr) | 1954-10-31 |
| GB665952A (en) | 1952-02-06 |