NL178359B - Elektrostatische kopie-inrichting. - Google Patents
Elektrostatische kopie-inrichting.Info
- Publication number
- NL178359B NL178359B NLAANVRAGE7902950,A NL178359DA NL178359B NL 178359 B NL178359 B NL 178359B NL 178359D A NL178359D A NL 178359DA NL 178359 B NL178359 B NL 178359B
- Authority
- NL
- Netherlands
- Prior art keywords
- copy device
- electrostatic copy
- electrostatic
- copy
- Prior art date
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
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/40—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the backward travelling wave being utilised
 
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US288437A US2985790A (en) | 1952-05-17 | 1952-05-17 | Backward wave tube | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| NL178359B true NL178359B (nl) | 
Family
ID=23107094
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| NL94448D NL94448C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1952-05-17 | ||
| NLAANVRAGE7902950,A NL178359B (nl) | 1952-05-17 | Elektrostatische kopie-inrichting. | 
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| NL94448D NL94448C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1952-05-17 | 
Country Status (6)
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US2899594A (en) * | 1959-08-11 | johnson | ||
| US2945981A (en) * | 1955-06-13 | 1960-07-19 | Bell Telephone Labor Inc | Magnetron-type traveling wave tube | 
| US2955226A (en) * | 1955-06-13 | 1960-10-04 | Univ California | Backward-wave amplifier | 
| US2748268A (en) * | 1955-06-15 | 1956-05-29 | Hughes Aircraft Co | Backward-wave oscillator mixer | 
| US2869019A (en) * | 1955-07-07 | 1959-01-13 | Hughes Aircraft Co | Reflex space-harmonic oscillator | 
| US2963615A (en) * | 1955-07-22 | 1960-12-06 | Hughes Aircraft Co | Broadband traveling-wave amplifier | 
| US2906914A (en) * | 1955-08-18 | 1959-09-29 | Bell Telephone Labor Inc | Traveling wave tube | 
| US3065373A (en) * | 1955-11-29 | 1962-11-20 | Bell Telephone Labor Inc | High frequency apparatus of the traveling wave type | 
| US2890372A (en) * | 1956-02-23 | 1959-06-09 | Raytheon Mfg Co | Traveling wave amplifiers | 
| US2925521A (en) * | 1957-04-05 | 1960-02-16 | Raytheon Co | Traveling wave tubes | 
| US2942142A (en) * | 1957-08-30 | 1960-06-21 | Raytheon Co | Traveling wave oscillator tubes | 
| US3264515A (en) * | 1961-06-29 | 1966-08-02 | Varian Associates | Collinear termination for high energy particle linear accelerators | 
| FR1311310A (fr) * | 1961-10-24 | 1962-12-07 | Csf | Perfectionnements aux circuits à retard pour tubes hyperfréquence type m | 
| GB1066644A (en) * | 1963-07-12 | 1967-04-26 | Matsushita Electronics Corp | Hermetic window construction of waveguide for extremely high frequency electronic tubes | 
| US3414756A (en) * | 1965-12-28 | 1968-12-03 | Sfd Lab Inc | Impedance matched periodic microwave circuits and tubes using same | 
| US4409519A (en) * | 1981-07-29 | 1983-10-11 | Varian Associates, Inc. | TWT Slow-wave structure assembled from three ladder-like slabs | 
| US8169611B2 (en) | 2009-02-27 | 2012-05-01 | University Of Nebraska Board Of Regents | Terahertz-infrared ellipsometer system, and method of use | 
| US8934096B2 (en) | 2009-02-27 | 2015-01-13 | University Of Nebraska Board Of Regents | Terahertz-infrared ellipsometer system, and method of use | 
| US8416408B1 (en) | 2009-02-27 | 2013-04-09 | J.A. Woollam Co., Inc. | Terahertz-infrared ellipsometer system, and method of use | 
| US8488119B2 (en) | 2009-02-27 | 2013-07-16 | J.A. Woollam Co., Inc. | Terahertz-infrared ellipsometer system, and method of use | 
| US8736838B2 (en) | 2009-02-27 | 2014-05-27 | J.A. Woollam Co., Inc. | Terahertz ellipsometer system, and method of use | 
| CN115954249B (zh) * | 2022-12-16 | 2024-11-29 | 电子科技大学 | 一种基于超辐射机制的同轴型相对论返波管 | 
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| NL77941C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1947-06-07 | |||
| FR979095A (fr) * | 1948-11-26 | 1951-04-23 | Csf | Perfectionnement aux tubes amplificateurs à ondes progressives | 
| US2603773A (en) * | 1948-12-09 | 1952-07-15 | Bell Telephone Labor Inc | Modulated oscillator | 
| US2801361A (en) * | 1948-12-10 | 1957-07-30 | Bell Telephone Labor Inc | High frequency amplifier | 
| NL154235B (nl) * | 1949-06-17 | Kansai Paint Co Ltd | Werkwijze voor de bereiding van alkydharsen en voorwerpen voorzien van een deklaag op basis van zo verkregen alkydharsen. | |
| US2708236A (en) * | 1950-03-18 | 1955-05-10 | Bell Telephone Labor Inc | Microwave amplifiers | 
| BE510250A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1951-04-13 | |||
| BE518854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1952-04-01 | |||
| US2880355A (en) * | 1952-04-09 | 1959-03-31 | Csf | Backward flow travelling wave oscillators | 
- 
        0
        - NL NL94448D patent/NL94448C/xx active
- BE BE520013D patent/BE520013A/xx unknown
- NL NLAANVRAGE7902950,A patent/NL178359B/xx unknown
 
- 
        1952
        - 1952-05-17 US US288437A patent/US2985790A/en not_active Expired - Lifetime
 
- 
        1953
        - 1953-04-28 GB GB11762/53A patent/GB740998A/en not_active Expired
- 1953-05-04 FR FR1080027D patent/FR1080027A/fr not_active Expired
- 1953-05-16 DE DEN7193A patent/DE1084322B/de active Pending
 
Also Published As
| Publication number | Publication date | 
|---|---|
| NL94448C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| GB740998A (en) | 1955-11-23 | 
| US2985790A (en) | 1961-05-23 | 
| DE1084322B (de) | 1960-06-30 | 
| FR1080027A (fr) | 1954-12-06 | 
| BE520013A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 
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