NL74575C - - Google Patents
Info
- Publication number
- NL74575C NL74575C NL74575DA NL74575C NL 74575 C NL74575 C NL 74575C NL 74575D A NL74575D A NL 74575DA NL 74575 C NL74575 C NL 74575C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/02—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by grinding
- B23F5/06—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by grinding the tool being a grinding disc with a plane front surface
-
- 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
- H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
- H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
- H01J23/42—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit the interaction circuit being a helix or a helix-derived slow-wave structure
-
- 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
- H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
- H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
- H01J23/48—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit for linking interaction circuit with coaxial lines; Devices of the coupled helices type
- H01J23/52—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit for linking interaction circuit with coaxial lines; Devices of the coupled helices type the coupled helices being disposed coaxially around one another
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microwave Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US705181A US2673900A (en) | 1946-10-23 | 1946-10-23 | High-frequency amplifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74575C true NL74575C (sk) |
Family
ID=24832375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74575D NL74575C (sk) | 1946-10-23 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2673900A (sk) |
| FR (1) | FR952475A (sk) |
| NL (1) | NL74575C (sk) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735933A (en) * | 1956-02-21 | Pulse repeater | ||
| BE528213A (sk) * | 1952-04-08 | 1900-01-01 | ||
| US2848645A (en) * | 1954-04-29 | 1958-08-19 | Sperry Rand Corp | Travelling wave tubes |
| BE544056A (sk) * | 1954-12-31 | |||
| BE547879A (sk) * | 1955-05-18 | |||
| US2888594A (en) * | 1957-04-24 | 1959-05-26 | Bell Telephone Labor Inc | Traveling wave tube |
| US3104344A (en) * | 1960-04-06 | 1963-09-17 | Itt | High power traveling wave tube |
| US3491291A (en) * | 1966-06-27 | 1970-01-20 | Beloit Iron Works | Resonant loop single conductor surface wave device |
| FR2965481B1 (fr) | 2010-10-01 | 2013-04-19 | Oreal | Procede de traitement des fibres keratiniques mettant en oeuvre au moins un reducteur soufre, au moins un polymere cationique et au moins un mercaptosiloxane |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL40884C (sk) * | 1933-10-23 | |||
| US2064469A (en) * | 1933-10-23 | 1936-12-15 | Rca Corp | Device for and method of controlling high frequency currents |
| US2122538A (en) * | 1935-01-22 | 1938-07-05 | American Telephone & Telegraph | Wave amplifier |
| US2289756A (en) * | 1938-05-27 | 1942-07-14 | Int Standard Electric Corp | Electron tube and circuits employing it |
| US2375223A (en) * | 1939-08-24 | 1945-05-08 | Univ Leland Stanford Junior | Dielectric guide signaling |
| US2368031A (en) * | 1940-03-15 | 1945-01-23 | Bell Telephone Labor Inc | Electron discharge device |
| NL62817C (sk) * | 1940-05-04 | |||
| FR957330A (sk) * | 1940-05-17 | 1950-02-18 | ||
| US2404086A (en) * | 1942-10-07 | 1946-07-16 | Westinghouse Electric Corp | Coupling device |
| US2433074A (en) * | 1943-07-02 | 1947-12-23 | Raytheon Mfg Co | High-frequency coupling device |
| US2442118A (en) * | 1943-07-29 | 1948-05-25 | Rca Corp | Coupling device for high-frequency apparatus |
-
0
- NL NL74575D patent/NL74575C/xx active
-
1946
- 1946-10-23 US US705181A patent/US2673900A/en not_active Expired - Lifetime
-
1947
- 1947-08-26 FR FR952475D patent/FR952475A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2673900A (en) | 1954-03-30 |
| FR952475A (fr) | 1949-11-17 |