FR853651A - Electric wave transmission systems - Google Patents
Electric wave transmission systemsInfo
- Publication number
- FR853651A FR853651A FR853651DA FR853651A FR 853651 A FR853651 A FR 853651A FR 853651D A FR853651D A FR 853651DA FR 853651 A FR853651 A FR 853651A
- Authority
- FR
- France
- Prior art keywords
- wave transmission
- electric wave
- transmission systems
- systems
- electric
- Prior art date
- 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
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB224073X | 1938-05-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR853651A true FR853651A (en) | 1940-03-26 |
Family
ID=10178865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR853651D Expired FR853651A (en) | 1938-05-13 | 1939-04-29 | Electric wave transmission systems |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE434293A (en) |
CH (1) | CH224073A (en) |
FR (1) | FR853651A (en) |
GB (1) | GB514713A (en) |
NL (2) | NL93123B (en) |
-
0
- NL NL62294D patent/NL62294C/xx active
- BE BE434293D patent/BE434293A/xx unknown
- NL NL93123D patent/NL93123B/xx unknown
-
1938
- 1938-05-13 GB GB14355/38A patent/GB514713A/en not_active Expired
-
1939
- 1939-04-29 FR FR853651D patent/FR853651A/en not_active Expired
- 1939-05-04 CH CH224073D patent/CH224073A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB514713A (en) | 1939-11-15 |
BE434293A (en) | |
NL62294C (en) | |
NL93123B (en) | |
CH224073A (en) | 1942-10-31 |
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