NL21417C - - Google Patents
Info
- Publication number
- NL21417C NL21417C NL21417DA NL21417C NL 21417 C NL21417 C NL 21417C NL 21417D A NL21417D A NL 21417DA NL 21417 C NL21417 C NL 21417C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0138—Electrical filters or coupling circuits
- H03H7/0146—Coupling circuits between two tubes, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1844177X | 1926-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL21417C true NL21417C (https=) |
Family
ID=19873173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL21417D NL21417C (https=) | 1926-08-16 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1844177A (https=) |
| DE (1) | DE530583C (https=) |
| NL (1) | NL21417C (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE755071C (de) * | 1934-01-10 | 1954-12-13 | Opta Radio A G | Hochfrequenzuebertrager fuer den Eingangskreis in einer Gegentaktschaltung |
| US3017749A (en) * | 1957-06-10 | 1962-01-23 | Heppler Herbert | Temperature responsive gas turbine fuel control with multi-rate feedback |
| US4297643A (en) * | 1979-11-13 | 1981-10-27 | Pearson Jr Thomas J | Noise obviating electronic signal coupling means |
-
0
- NL NL21417D patent/NL21417C/xx active
-
1927
- 1927-06-06 US US196725A patent/US1844177A/en not_active Expired - Lifetime
- 1927-07-06 DE DEN27501D patent/DE530583C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1844177A (en) | 1932-02-09 |
| DE530583C (de) | 1931-07-30 |