BE526787A - - Google Patents
Info
- Publication number
- BE526787A BE526787A BE526787DA BE526787A BE 526787 A BE526787 A BE 526787A BE 526787D A BE526787D A BE 526787DA BE 526787 A BE526787 A BE 526787A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/04—Methods or installations for obtaining or collecting drinking water or tap water from surface water
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Interface Circuits In Exchanges (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Keying Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US341490A US2761906A (en) | 1953-03-10 | 1953-03-10 | Rotary finder and secondary |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE526787A true BE526787A (xx) |
Family
ID=23337789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE526787D BE526787A (xx) | 1953-03-10 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2761906A (xx) |
| BE (1) | BE526787A (xx) |
| DE (1) | DE935553C (xx) |
| FR (1) | FR1096765A (xx) |
| GB (1) | GB739951A (xx) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1641788A (en) * | 1920-12-09 | 1927-09-06 | Automatic Electric Inc | Automatic telephone system |
| US1521160A (en) * | 1921-04-18 | 1924-12-30 | Western Electric Co | Toll-switching system |
| US2214908A (en) * | 1939-04-21 | 1940-09-17 | Associated Electric Lab Inc | Telephone system |
-
0
- BE BE526787D patent/BE526787A/xx unknown
-
1953
- 1953-03-10 US US341490A patent/US2761906A/en not_active Expired - Lifetime
-
1954
- 1954-02-25 GB GB5587/54A patent/GB739951A/en not_active Expired
- 1954-02-26 FR FR1096765D patent/FR1096765A/fr not_active Expired
- 1954-02-28 DE DEA19784A patent/DE935553C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1096765A (fr) | 1955-06-24 |
| DE935553C (de) | 1955-11-24 |
| GB739951A (en) | 1955-11-02 |
| US2761906A (en) | 1956-09-04 |