NL72904C - - Google Patents
Info
- Publication number
- NL72904C NL72904C NL72904DA NL72904C NL 72904 C NL72904 C NL 72904C NL 72904D A NL72904D A NL 72904DA NL 72904 C NL72904 C NL 72904C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
- H01Q13/18—Resonant slot antennas the slot being backed by, or formed in boundary wall of, a resonant cavity ; Open cavity antennas
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/08—Severing cooled glass by fusing, i.e. by melting through the glass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/46—Leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9335—Product by special process
- Y10S428/939—Molten or fused coating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
- Y10T428/12826—Group VIB metal-base component
- Y10T428/12847—Cr-base component
- Y10T428/12854—Next to Co-, Fe-, or Ni-base component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12903—Cu-base component
- Y10T428/12917—Next to Fe-base component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12951—Fe-base component
- Y10T428/12958—Next to Fe-base component
- Y10T428/12965—Both containing 0.01-1.7% carbon [i.e., steel]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US669758A US2508084A (en) | 1946-01-16 | 1946-01-16 | Antenna |
US190646XA | 1946-06-19 | 1946-06-19 | |
US641601A US2508979A (en) | 1946-01-16 | 1946-06-19 | Electrical discharge device |
Publications (1)
Publication Number | Publication Date |
---|---|
NL72904C true NL72904C (xx) |
Family
ID=27361145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL72904D NL72904C (xx) | 1946-01-16 |
Country Status (5)
Country | Link |
---|---|
US (2) | US2508084A (xx) |
CH (2) | CH258471A (xx) |
FR (1) | FR946505A (xx) |
GB (3) | GB638020A (xx) |
NL (1) | NL72904C (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2973514A (en) * | 1955-11-04 | 1961-02-28 | Alford Andrew | Parallel plate transmission line antenna |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2935782A (en) * | 1949-11-10 | 1960-05-10 | Alexander R Rangabe | Assembly methods for electrode structures of electrical discharge devices |
US2721374A (en) * | 1950-03-11 | 1955-10-25 | Rca Corp | Mounting jig for electron tubes and method of assembling tube mounts |
US2719185A (en) * | 1951-01-23 | 1955-09-27 | Eitel Mccullough Inc | Ceramic electron tube |
US2775069A (en) * | 1951-04-24 | 1956-12-25 | Westinghouse Electric Corp | Sealing machine for tubular lamps |
US2798514A (en) * | 1952-03-28 | 1957-07-09 | Westinghouse Electric Corp | Machine for manufacturing tubular lamps |
US2937372A (en) * | 1952-09-30 | 1960-05-17 | Andrew Corp | Broad band antenna |
US2939143A (en) * | 1953-10-29 | 1960-05-31 | Sadir Carpentier | Wide band dipole antenna |
US2881347A (en) * | 1954-08-31 | 1959-04-07 | Sylvania Electric Prod | Electronic tube packet |
US2925516A (en) * | 1956-06-28 | 1960-02-16 | Gen Electric | Traveling wave tube |
US2905848A (en) * | 1957-10-18 | 1959-09-22 | Philco Corp | Cathode ray tube gun structure |
US3164740A (en) * | 1960-04-29 | 1965-01-05 | Rca Corp | Electron tube grids and method of making the same |
GB900170A (en) * | 1960-05-03 | 1962-07-04 | Ass Elect Ind | Improvements relating to indirectly heated cathodes |
US3183577A (en) * | 1960-07-01 | 1965-05-18 | Rca Corp | Apparatus for assembling an electron tube cage |
NL278279A (xx) * | 1961-05-11 | |||
US3204140A (en) * | 1961-07-10 | 1965-08-31 | Gen Electric | Hot cathode electron tube |
US3465401A (en) * | 1966-06-20 | 1969-09-09 | Zenith Radio Corp | Electron-discharge devices |
US3487414A (en) * | 1967-07-19 | 1969-12-30 | Aylwin R Booker | Omnidirectional antenna |
US3594884A (en) * | 1969-08-01 | 1971-07-27 | Gen Electric | Method of manufacturing an electrical device |
US3704511A (en) * | 1969-12-18 | 1972-12-05 | Gen Electric | Fly{40 s eye lens process |
DE2300631C2 (de) * | 1973-01-08 | 1984-10-04 | Ball Corp. (eine Ges.n.d.Ges.des Staates Ind.), Muncie, Ind. | Hohlraumantennenbaugruppe |
US3922681A (en) * | 1974-10-18 | 1975-11-25 | Us Navy | Polarization rotation technique for use with two dimensional TEM mode lenses |
US4017950A (en) * | 1976-06-16 | 1977-04-19 | General Electric Company | Method for making a gas sensor assembly |
FI57195C (fi) * | 1978-07-31 | 1980-06-10 | Hans Ekstroem | Rundmottagande antenn |
US4638813A (en) * | 1980-04-02 | 1987-01-27 | Bsd Medical Corporation | Electric field probe |
DE3120112A1 (de) * | 1981-05-20 | 1982-12-09 | Precitronic Gesellschaft für Feinmechanik und Electronic mbH, 2000 Hamburg | Sende-, empfangs- und/oder messeinrichtung mit mehrfachfunktion |
JPH02162804A (ja) * | 1988-12-16 | 1990-06-22 | Nissan Motor Co Ltd | 平板型アンテナ |
US5200759A (en) * | 1991-06-03 | 1993-04-06 | Mcginnis Henry J | Telecommunications tower equipment housing |
GB2261997B (en) * | 1992-02-14 | 1994-08-31 | Kandiah Ganeshmoorthy | Improvement relating to antennas |
GB9410557D0 (en) * | 1994-05-26 | 1994-07-13 | Schlumberger Ind Ltd | Radio antennae |
US6288685B1 (en) * | 1998-09-09 | 2001-09-11 | Schlumberger Resource Management Services, Inc. | Serrated slot antenna |
US6373442B1 (en) | 1999-05-28 | 2002-04-16 | David L. Thomas | Antenna for a parking meter |
US7808341B2 (en) * | 2007-02-21 | 2010-10-05 | Kyocera America, Inc. | Broadband RF connector interconnect for multilayer electronic packages |
US7583236B1 (en) * | 2007-11-05 | 2009-09-01 | Bae Systems Information And Electronic Systems Integration Inc. | Wideband communication antenna systems with low angle multipath suppression |
JP2021192478A (ja) * | 2020-06-05 | 2021-12-16 | 矢崎総業株式会社 | スロットアンテナ |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US386099A (en) * | 1888-07-10 | Automatic cut-out for incandescent lamps | ||
US1575994A (en) * | 1923-11-09 | 1926-03-09 | Electron Relay Company | Lead-in wire and gas-tight seal and method of making the same |
US1716912A (en) * | 1925-11-11 | 1929-06-11 | Alan L Becket | Incandescent electric lamp and process of producing the same |
US2030187A (en) * | 1934-06-23 | 1936-02-11 | Rca Corp | Short wave tube |
US2024585A (en) * | 1935-03-27 | 1935-12-17 | Bell Telephone Labor Inc | Manufacture of electron discharge devices |
US2238770A (en) * | 1938-03-07 | 1941-04-15 | Emi Ltd | High frequency electrical conductor or radiator |
US2154293A (en) * | 1938-03-31 | 1939-04-11 | Rca Corp | Electron discharge device |
US2318653A (en) * | 1938-12-30 | 1943-05-11 | Westinghouse Electric & Mfg Co | Discharge lamp and stem therefor |
US2199635A (en) * | 1939-03-31 | 1940-05-07 | Rca Corp | Ultra high frequency antenna |
US2235506A (en) * | 1939-06-08 | 1941-03-18 | Bell Telephone Labor Inc | Ultra short wave radio system |
NL56782C (xx) * | 1939-08-22 | |||
US2234293A (en) * | 1939-09-19 | 1941-03-11 | Rca Corp | Antenna system |
US2404196A (en) * | 1940-04-30 | 1946-07-16 | Rca Corp | Radio beacon system |
US2339402A (en) * | 1942-12-24 | 1944-01-18 | Rca Corp | Electron discharge device |
-
0
- NL NL72904D patent/NL72904C/xx active
-
1946
- 1946-01-16 US US669758A patent/US2508084A/en not_active Expired - Lifetime
- 1946-06-19 US US641601A patent/US2508979A/en not_active Expired - Lifetime
-
1947
- 1947-05-10 FR FR946505D patent/FR946505A/fr not_active Expired
- 1947-05-14 CH CH258471D patent/CH258471A/de unknown
- 1947-06-04 GB GB14769/47A patent/GB638020A/en not_active Expired
- 1947-06-06 GB GB15001/47A patent/GB648262A/en not_active Expired
- 1947-08-07 CH CH261757D patent/CH261757A/de unknown
- 1947-08-08 GB GB21912/47A patent/GB641481A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2973514A (en) * | 1955-11-04 | 1961-02-28 | Alford Andrew | Parallel plate transmission line antenna |
Also Published As
Publication number | Publication date |
---|---|
US2508084A (en) | 1950-05-16 |
GB638020A (en) | 1950-05-31 |
CH261757A (de) | 1949-05-31 |
FR946505A (fr) | 1949-06-07 |
CH258471A (de) | 1948-11-30 |
US2508979A (en) | 1950-05-23 |
GB641481A (en) | 1950-08-16 |
GB648262A (en) | 1951-01-03 |