NL39228C - - Google Patents
Info
- Publication number
- NL39228C NL39228C NL39228DA NL39228C NL 39228 C NL39228 C NL 39228C NL 39228D A NL39228D A NL 39228DA NL 39228 C NL39228 C NL 39228C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
- H01Q15/12—Refracting or diffracting devices, e.g. lens, prism functioning also as polarisation filter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Aerials With Secondary Devices (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE427074X | 1933-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL39228C true NL39228C (OSRAM) |
Family
ID=6477266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL39228D NL39228C (OSRAM) | 1933-08-29 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE404731A (OSRAM) |
| FR (1) | FR777709A (OSRAM) |
| GB (1) | GB427074A (OSRAM) |
| NL (1) | NL39228C (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2034170A1 (OSRAM) * | 1969-02-17 | 1970-12-11 | Thomson Csf |
-
0
- BE BE404731D patent/BE404731A/xx unknown
- NL NL39228D patent/NL39228C/xx active
-
1934
- 1934-08-21 FR FR777709D patent/FR777709A/fr not_active Expired
- 1934-08-28 GB GB24805/34A patent/GB427074A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR777709A (fr) | 1935-02-27 |
| GB427074A (en) | 1935-04-15 |
| BE404731A (OSRAM) |