NL32643C - - Google Patents
Info
- Publication number
- NL32643C NL32643C NL32643DA NL32643C NL 32643 C NL32643 C NL 32643C NL 32643D A NL32643D A NL 32643DA NL 32643 C NL32643 C NL 32643C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
- H01Q21/10—Collinear arrangements of substantially straight elongated conductive units
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB20737/28A GB320425A (en) | 1928-07-17 | 1928-07-17 | Improvements in or relating to aerials for use in wireless telegraphy and telephony |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL32643C true NL32643C (https=) |
Family
ID=10150804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL32643D NL32643C (https=) | 1928-07-17 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1957949A (https=) |
| FR (1) | FR678529A (https=) |
| GB (1) | GB320425A (https=) |
| NL (1) | NL32643C (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2767397A (en) * | 1951-03-31 | 1956-10-16 | Motorola Inc | Antenna |
| US2725473A (en) * | 1951-10-26 | 1955-11-29 | Rca Corp | Antenna for mobile communications |
| EP1239537A3 (en) * | 1996-06-20 | 2002-09-25 | Kabushiki Kaisha Yokowo (also trading as Yokowo Co., Ltd.) | Retractable antenna for a portable radio apparatus |
| CN101687658B (zh) | 2007-05-14 | 2013-07-24 | 因温斯特技术公司 | 高效反应器和方法 |
-
0
- NL NL32643D patent/NL32643C/xx active
-
1928
- 1928-07-17 GB GB20737/28A patent/GB320425A/en not_active Expired
-
1929
- 1929-07-11 US US377419A patent/US1957949A/en not_active Expired - Lifetime
- 1929-07-17 FR FR678529D patent/FR678529A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR678529A (fr) | 1930-03-25 |
| GB320425A (en) | 1929-10-17 |
| US1957949A (en) | 1934-05-08 |