NL227764A - - Google Patents
Info
- Publication number
- NL227764A NL227764A NL227764DA NL227764A NL 227764 A NL227764 A NL 227764A NL 227764D A NL227764D A NL 227764DA NL 227764 A NL227764 A NL 227764A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F7/00—Parametric amplifiers
- H03F7/02—Parametric amplifiers using variable-inductance element; using variable-permeability element
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gyroscopes (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US660280A US2978649A (en) | 1957-05-20 | 1957-05-20 | Solid state microwave device |
| US69510457 US3022466A (en) | 1957-11-07 | 1957-11-07 | weiss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL227764A true NL227764A (it) |
Family
ID=27098038
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL105061D NL105061C (it) | 1957-05-20 | ||
| NL227764D NL227764A (it) | 1957-05-20 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL105061D NL105061C (it) | 1957-05-20 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE567459A (it) |
| DE (1) | DE1092969B (it) |
| FR (1) | FR1206844A (it) |
| GB (1) | GB839802A (it) |
| NL (2) | NL227764A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1283926B (de) * | 1962-08-11 | 1968-11-28 | Philips Patentverwaltung | Ferritanordnung zur Erzeugung von Mikrowellenimpulsen |
-
0
- NL NL105061D patent/NL105061C/xx active
- BE BE567459D patent/BE567459A/xx unknown
- NL NL227764D patent/NL227764A/xx unknown
-
1958
- 1958-05-08 DE DEW23292A patent/DE1092969B/de active Pending
- 1958-05-13 GB GB1530658A patent/GB839802A/en not_active Expired
- 1958-05-19 FR FR1206844D patent/FR1206844A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1206844A (fr) | 1960-02-11 |
| GB839802A (it) | 1960-06-29 |
| DE1092969B (de) | 1960-11-17 |
| NL105061C (it) | |
| BE567459A (it) |