NL74574C - - Google Patents
Info
- Publication number
- NL74574C NL74574C NL74574DA NL74574C NL 74574 C NL74574 C NL 74574C NL 74574D A NL74574D A NL 74574DA NL 74574 C NL74574 C NL 74574C
- Authority
- NL
- Netherlands
Links
Classifications
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- 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
- H01J25/38—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 forward travelling wave being utilised
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C5/00—Shaping or stretching of tubular fabrics upon cores or internal frames
- D06C5/005—Shaping or stretching of tubular fabrics upon cores or internal frames of articles, e.g. stockings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/087—Magnetic focusing arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Microwave Tubes (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US954407XA | 1946-10-22 | 1946-10-22 | |
US669473XA | 1946-10-22 | 1946-10-22 | |
US704858A US2602148A (en) | 1946-10-22 | 1946-10-22 | High-frequency amplifier |
Publications (1)
Publication Number | Publication Date |
---|---|
NL74574C true NL74574C (sr) |
Family
ID=27371069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL74574D NL74574C (sr) | 1946-10-22 |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB669473A (sr) |
NL (1) | NL74574C (sr) |
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0
- NL NL74574D patent/NL74574C/xx active
-
1947
- 1947-10-22 GB GB28258/47A patent/GB669473A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB669473A (en) | 1952-04-02 |