BE503029A - - Google Patents
Info
- Publication number
- BE503029A BE503029A BE503029DA BE503029A BE 503029 A BE503029 A BE 503029A BE 503029D A BE503029D A BE 503029DA BE 503029 A BE503029 A BE 503029A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Safety Devices In Control Systems (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL291950X | 1950-05-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE503029A true BE503029A (en) |
Family
ID=19782800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE503029D BE503029A (en) | 1950-05-06 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE503029A (en) |
| CH (1) | CH291950A (en) |
| DE (1) | DE881368C (en) |
| FR (1) | FR1041757A (en) |
| GB (1) | GB687763A (en) |
| NL (1) | NL153379B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE752822C (en) * | 1940-04-30 | 1953-02-09 | Bamag Meguin A G | Conversion of the nitrogen oxide gases remaining in the residual gases during the aqueous or acidic absorption of nitrogen oxides into calcium nitrate using milk of lime |
| DE1047861B (en) * | 1957-06-29 | 1958-12-31 | Telefonbau & Normalzeit Gmbh | Chain connection for telecommunications systems |
-
0
- BE BE503029D patent/BE503029A/xx unknown
- NL NL727214900A patent/NL153379B/en unknown
-
1951
- 1951-05-03 GB GB10394/51A patent/GB687763A/en not_active Expired
- 1951-05-03 DE DEN3857A patent/DE881368C/en not_active Expired
- 1951-05-04 FR FR1041757D patent/FR1041757A/en not_active Expired
- 1951-05-04 CH CH291950D patent/CH291950A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB687763A (en) | 1953-02-18 |
| CH291950A (en) | 1953-07-15 |
| FR1041757A (en) | 1953-10-27 |
| DE881368C (en) | 1953-06-29 |
| NL153379B (en) |