NL6919249A - - Google Patents
Info
- Publication number
- NL6919249A NL6919249A NL6919249A NL6919249A NL6919249A NL 6919249 A NL6919249 A NL 6919249A NL 6919249 A NL6919249 A NL 6919249A NL 6919249 A NL6919249 A NL 6919249A NL 6919249 A NL6919249 A NL 6919249A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
- H04M1/76—Compensating for differences in line impedance
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE726061 | 1968-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6919249A true NL6919249A (https=) | 1970-06-30 |
Family
ID=3854022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6919249A NL6919249A (https=) | 1968-12-27 | 1969-12-23 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE726061A (https=) |
| ES (1) | ES374943A1 (https=) |
| FR (1) | FR2027214A1 (https=) |
| GB (1) | GB1241268A (https=) |
| IL (1) | IL33605A (https=) |
| NL (1) | NL6919249A (https=) |
-
1968
- 1968-12-27 BE BE726061D patent/BE726061A/xx unknown
-
1969
- 1969-12-18 GB GB61704/69A patent/GB1241268A/en not_active Expired
- 1969-12-23 NL NL6919249A patent/NL6919249A/xx unknown
- 1969-12-24 FR FR6944948A patent/FR2027214A1/fr not_active Withdrawn
- 1969-12-25 IL IL33605A patent/IL33605A/xx unknown
- 1969-12-26 ES ES374943A patent/ES374943A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE726061A (https=) | 1969-06-27 |
| FR2027214A1 (https=) | 1970-09-25 |
| IL33605A0 (en) | 1970-02-19 |
| ES374943A1 (es) | 1972-02-16 |
| GB1241268A (en) | 1971-08-04 |
| IL33605A (en) | 1973-05-31 |