NL86640C - - Google Patents
Info
- Publication number
- NL86640C NL86640C NL86640DA NL86640C NL 86640 C NL86640 C NL 86640C NL 86640D A NL86640D A NL 86640DA NL 86640 C NL86640 C NL 86640C
- 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
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/48—Tubes in which two electron streams of different velocities interact with one another, e.g. electron-wave tube
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38928A US2801362A (en) | 1948-07-15 | 1948-07-15 | Amplification of microwaves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL86640C true NL86640C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=21902705
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL86640D NL86640C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1948-07-15 | ||
| NL727209324A NL143190B (nl) | 1948-07-15 | Uit foelie vervaardigd deksel voor een houder voor het verpakken van levensmiddelen. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL727209324A NL143190B (nl) | 1948-07-15 | Uit foelie vervaardigd deksel voor een houder voor het verpakken van levensmiddelen. |
Country Status (7)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1071367A (fr) * | 1952-02-25 | 1954-08-31 | Telefunken Gmbh | Tube à décharge électrique pour ondes très courtes d'après le principe des ondes progressives |
| US2911558A (en) * | 1955-11-01 | 1959-11-03 | Hughes Aircraft Co | Broad-band backward-wave amplifier |
| US2926281A (en) * | 1956-05-31 | 1960-02-23 | Bell Telephone Labor Inc | Traveling wave tube |
| GB984158A (en) * | 1962-11-14 | 1965-02-24 | M O Valve Co Ltd | Improvements in or relating to methods of generating masses of hot ionised gas |
| US3639802A (en) * | 1966-08-12 | 1972-02-01 | Us Navy | Microwave signal delay apparatus |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2245627A (en) * | 1938-06-24 | 1941-06-17 | Univ Leland Stanford Junior | Stabilization of frequency |
| US2406370A (en) * | 1938-07-08 | 1946-08-27 | Univ Leland Stanford Junior | Electronic oscillator-detector |
| GB537490A (en) * | 1939-12-22 | 1941-06-24 | Standard Telephones Cables Ltd | Improvements in or relating to electron discharge apparatus |
| NL62817C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1940-05-04 | |||
| US2381320A (en) * | 1940-11-28 | 1945-08-07 | Westinghouse Electric Corp | Electromagnetic apparatus |
| US2407667A (en) * | 1941-09-30 | 1946-09-17 | Bell Telephone Labor Inc | Harmonic generator |
| US2416283A (en) * | 1942-07-03 | 1947-02-25 | Bell Telephone Labor Inc | Ultra high frequency electronic device |
| US2578434A (en) * | 1947-06-25 | 1951-12-11 | Rca Corp | High-frequency electron discharge device of the traveling wave type |
-
0
- NL NL86640D patent/NL86640C/xx active
- BE BE485327D patent/BE485327A/xx unknown
- NL NL727209324A patent/NL143190B/xx unknown
-
1948
- 1948-07-15 US US38928A patent/US2801362A/en not_active Expired - Lifetime
- 1948-11-03 FR FR974515D patent/FR974515A/fr not_active Expired
- 1948-11-09 GB GB29093/48A patent/GB664253A/en not_active Expired
- 1948-11-11 CH CH275602D patent/CH275602A/de unknown
- 1948-12-31 DE DEP28899D patent/DE836053C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2801362A (en) | 1957-07-30 |
| BE485327A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| DE836053C (de) | 1952-04-07 |
| CH275602A (de) | 1951-05-31 |
| NL143190B (nl) | |
| GB664253A (en) | 1952-01-02 |
| FR974515A (fr) | 1951-02-23 |