FR1556550A - - Google Patents
Info
- Publication number
- FR1556550A FR1556550A FR1556550DA FR1556550A FR 1556550 A FR1556550 A FR 1556550A FR 1556550D A FR1556550D A FR 1556550DA FR 1556550 A FR1556550 A FR 1556550A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB897467A GB1120346A (en) | 1967-02-24 | 1967-02-24 | Improvements in or relating to noise loading test sets |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1556550A true FR1556550A (zh) | 1969-02-07 |
Family
ID=9862901
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1556550D Expired FR1556550A (zh) | 1967-02-24 | 1968-02-21 |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE711158A (zh) |
DE (1) | DE1616388A1 (zh) |
FR (1) | FR1556550A (zh) |
GB (1) | GB1120346A (zh) |
NL (1) | NL6802582A (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4773094A (en) * | 1985-12-23 | 1988-09-20 | Dolby Ray Milton | Apparatus and method for calibrating recording and transmission systems |
DE102010044973B4 (de) * | 2010-09-10 | 2016-02-25 | Sew-Eurodrive Gmbh & Co Kg | Vorrichtung und Verfahren zur Datenübertragung und Energieübertragung über eine Leitung |
-
1967
- 1967-02-24 GB GB897467A patent/GB1120346A/en not_active Expired
-
1968
- 1968-02-10 DE DE19681616388 patent/DE1616388A1/de active Pending
- 1968-02-21 FR FR1556550D patent/FR1556550A/fr not_active Expired
- 1968-02-23 BE BE711158D patent/BE711158A/xx unknown
- 1968-02-23 NL NL6802582A patent/NL6802582A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE711158A (zh) | 1968-08-23 |
GB1120346A (en) | 1968-07-17 |
NL6802582A (zh) | 1968-08-26 |
DE1616388A1 (de) | 1971-04-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |