NL44197C - - Google Patents
Info
- Publication number
- NL44197C NL44197C NL44197DA NL44197C NL 44197 C NL44197 C NL 44197C NL 44197D A NL44197D A NL 44197DA NL 44197 C NL44197 C NL 44197C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/26—Supports; Mounting means by structural association with other equipment or articles with electric discharge tube
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE468635X | 1935-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL44197C true NL44197C (pt) |
Family
ID=6540886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44197D NL44197C (pt) | 1935-01-08 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2101785A (pt) |
| FR (1) | FR800427A (pt) |
| GB (1) | GB468635A (pt) |
| NL (1) | NL44197C (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2520008A (en) * | 1940-04-05 | 1950-08-22 | Bell Telephone Labor Inc | Radio marker system |
| US2737356A (en) * | 1941-07-08 | 1956-03-06 | Sperry Rand Corp | Radio controlled projectiles |
| US2475641A (en) * | 1946-10-29 | 1949-07-12 | John Archer Carter | Prompting system |
| US2647989A (en) * | 1950-07-17 | 1953-08-04 | Earl D Hilburn | Flexible repeater |
| US2827629A (en) * | 1954-04-08 | 1958-03-18 | Raytheon Mfg Co | Antenna supporting structure and method of assembly |
| DE1098554B (de) * | 1957-09-28 | 1961-02-02 | Joachim Skibowski | Richtfunkverbindungsvorrichtung fuer Hoechstfrequenzen |
| US3277303A (en) * | 1966-02-01 | 1966-10-04 | Gen Dynamics Corp | Combined binocular and optical communication device |
| GB2149624B (en) * | 1983-11-07 | 1987-06-10 | Vickers Plc | Apparatus for testing electromagnetic radiation responsive devices |
-
0
- NL NL44197D patent/NL44197C/xx active
-
1936
- 1936-01-07 FR FR800427D patent/FR800427A/fr not_active Expired
- 1936-01-08 GB GB702/36A patent/GB468635A/en not_active Expired
- 1936-05-13 US US79459A patent/US2101785A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR800427A (fr) | 1936-07-04 |
| US2101785A (en) | 1937-12-07 |
| GB468635A (en) | 1937-07-08 |