NL72283C - - Google Patents
Info
- Publication number
- NL72283C NL72283C NL72283DA NL72283C NL 72283 C NL72283 C NL 72283C NL 72283D A NL72283D A NL 72283DA NL 72283 C NL72283 C NL 72283C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL656887X | 1947-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL72283C true NL72283C (zh) |
Family
ID=19795258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL72283D NL72283C (zh) | 1947-01-25 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2617033A (zh) |
| BE (1) | BE479859A (zh) |
| DE (1) | DE807100C (zh) |
| FR (1) | FR960134A (zh) |
| GB (1) | GB656887A (zh) |
| NL (1) | NL72283C (zh) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL82418C (zh) * | 1951-06-02 | |||
| US4458248A (en) * | 1982-04-26 | 1984-07-03 | Haramco Research, Inc. | Parametric antenna |
| GB8919283D0 (en) * | 1989-08-24 | 1989-10-04 | Phase Track Limited | Active loop antenna |
| US5142861A (en) * | 1991-04-26 | 1992-09-01 | Schlicher Rex L | Nonlinear electromagnetic propulsion system and method |
| US20080048867A1 (en) * | 2006-01-18 | 2008-02-28 | Oliver Ronald A | Discontinuous-Loop RFID Reader Antenna And Methods |
| CA2782610C (en) | 2010-06-11 | 2017-08-29 | Ricoh Company, Limited | Information storage device, removable device, developer container, and image forming apparatus |
| USD666179S1 (en) * | 2011-08-01 | 2012-08-28 | Avery Dennison Corporation | RFID inlay |
| USD852172S1 (en) * | 2017-07-11 | 2019-06-25 | Shenzhen BITECA Electron Co., Ltd. | HDTV antenna |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE388072C (de) * | 1923-02-02 | 1924-01-09 | Siemens & Halske Akt Ges | Ringfoermige Antenne |
| FR620848A (fr) * | 1926-08-27 | 1927-04-29 | Cadre récepteur pour radio-télégraphie et radio-téléphonie | |
| US2166750A (en) * | 1936-02-15 | 1939-07-18 | Rca Corp | Antenna |
| GB519350A (en) * | 1937-12-06 | 1940-03-21 | Standard Telephones Cables Ltd | Directional radio antenna arrays |
| CH233309A (de) * | 1937-12-06 | 1944-07-15 | Bell Telephone Mfg | Richtantennenanlage. |
| US2256472A (en) * | 1939-10-20 | 1941-09-23 | Abram A Cory | Radio direction finder deviation correction device |
| BE469213A (zh) * | 1940-03-23 | |||
| US2405123A (en) * | 1943-08-07 | 1946-08-06 | Gen Electric | Antenna system |
| US2480117A (en) * | 1945-06-27 | 1949-08-30 | Standard Telephones Cables Ltd | Direction finder |
| US2457127A (en) * | 1945-06-27 | 1948-12-28 | Standard Telephones Cables Ltd | Antenna system |
-
0
- BE BE479859D patent/BE479859A/xx unknown
- NL NL72283D patent/NL72283C/xx active
- FR FR960134D patent/FR960134A/fr not_active Expired
-
1948
- 1948-01-16 US US2774A patent/US2617033A/en not_active Expired - Lifetime
- 1948-01-22 GB GB1944/48A patent/GB656887A/en not_active Expired
- 1948-11-05 DE DEP20717D patent/DE807100C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE479859A (zh) | |
| FR960134A (zh) | 1950-04-13 |
| US2617033A (en) | 1952-11-04 |
| DE807100C (de) | 1951-06-25 |
| GB656887A (en) | 1951-09-05 |