BE518176A - - Google Patents
Info
- Publication number
- BE518176A BE518176A BE518176DA BE518176A BE 518176 A BE518176 A BE 518176A BE 518176D A BE518176D A BE 518176DA BE 518176 A BE518176 A BE 518176A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/02—Automatic control of frequency or phase; Synchronisation using a frequency discriminator comprising a passive frequency-determining element
- H03L7/04—Automatic control of frequency or phase; Synchronisation using a frequency discriminator comprising a passive frequency-determining element wherein the frequency-determining element comprises distributed inductance and capacitance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/003—Destination control; Electro-mechanical or electro- magnetic delay memories
- B07C3/006—Electric or electronic control circuits, e.g. delay lines
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/18—Phase-shifters
- H01P1/184—Strip line phase-shifters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20354—Non-comb or non-interdigital filters
- H01P1/20363—Linear resonators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20354—Non-comb or non-interdigital filters
- H01P1/20381—Special shape resonators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/207—Hollow waveguide filters
- H01P1/209—Hollow waveguide filters comprising one or more branching arms or cavities wholly outside the main waveguide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
- H01P3/08—Microstrips; Strip lines
- H01P3/085—Triplate lines
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/02—Coupling devices of the waveguide type with invariable factor of coupling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
- H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced lines or devices with unbalanced lines or devices
- H01P5/107—Hollow-waveguide/strip-line transitions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
- H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
- H01P5/187—Broadside coupled lines
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/247—Supports; Mounting means by structural association with other equipment or articles with receiving set with frequency mixer, e.g. for direct satellite reception or Doppler radar
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/06—Details
- H01Q9/065—Microstrip dipole antennas
Landscapes
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Constitution Of High-Frequency Heating (AREA)
- Waveguides (AREA)
- Waveguide Connection Structure (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US286762A US2794174A (en) | 1952-05-08 | 1952-05-08 | Microwave transmission systems and impedance matching devices therefor |
| US324545A US2859417A (en) | 1952-05-08 | 1952-12-06 | Microwave filters |
| US749337XA | 1953-03-26 | 1953-03-26 | |
| US3159253A | 1953-11-13 | 1953-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE518176A true BE518176A (US20020125480A1-20020912-P00900.png) |
Family
ID=32329982
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE527584D BE527584A (US20020125480A1-20020912-P00900.png) | 1952-05-08 | ||
| BE519797D BE519797A (US20020125480A1-20020912-P00900.png) | 1952-05-08 | ||
| BE518176D BE518176A (US20020125480A1-20020912-P00900.png) | 1952-05-08 | ||
| BE533239D BE533239A (US20020125480A1-20020912-P00900.png) | 1952-05-08 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE527584D BE527584A (US20020125480A1-20020912-P00900.png) | 1952-05-08 | ||
| BE519797D BE519797A (US20020125480A1-20020912-P00900.png) | 1952-05-08 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE533239D BE533239A (US20020125480A1-20020912-P00900.png) | 1952-05-08 |
Country Status (6)
Families Citing this family (52)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3011009A (en) * | 1956-06-28 | 1961-11-28 | William J Titus | Structural components for aircraft or the like |
| US2962716A (en) * | 1957-06-21 | 1960-11-29 | Itt | Antenna array |
| US2954468A (en) * | 1958-03-25 | 1960-09-27 | Thompson Ramo Wooldridge Inc | Microwave filter and detector |
| US2977484A (en) * | 1958-09-10 | 1961-03-28 | Rca Corp | Logic circuit for a radio frequency carrier information handling system |
| US2976498A (en) * | 1959-08-03 | 1961-03-21 | Electronic Specialty Co | Radio frequency filter |
| US3104362A (en) * | 1959-08-27 | 1963-09-17 | Thompson Ramo Wooldridge Inc | Microwave filter |
| US3111634A (en) * | 1960-05-13 | 1963-11-19 | Singer Inc H R B | Strip transmission line modulator |
| US3156880A (en) * | 1960-08-04 | 1964-11-10 | Melpar Inc | Lumped constant filter |
| NL269350A (US20020125480A1-20020912-P00900.png) * | 1960-09-20 | |||
| US3136946A (en) * | 1960-09-29 | 1964-06-09 | Itt | Microwave resistance measuring system including thermoplastic microstrip coupler |
| US3166723A (en) * | 1961-03-06 | 1965-01-19 | Micro Radionics Inc | Variable directional coupler having a movable articulated conductor |
| US3164791A (en) * | 1961-05-05 | 1965-01-05 | Melpar Inc | Strip line hybrid ring |
| DE1244257B (de) * | 1961-05-25 | 1967-07-13 | Emi Ltd | Schaltungsanordnung zur rueckwirkungsfreien Verkopplung zweier Spannungen zu einer Summenspannung mit drei einem geerdeten gemeinsamen Leiter gegenueberliegenden Bandleitern |
| US3153209A (en) * | 1962-06-18 | 1964-10-13 | Julius A Kaiser | Microwave filter utilizing two resonant rings and having terminals permitting use to band pass or band reject |
| US3345589A (en) * | 1962-12-14 | 1967-10-03 | Bell Telephone Labor Inc | Transmission line type microwave filter |
| US3235820A (en) * | 1963-08-12 | 1966-02-15 | Hughes Aircraft Co | Electrically variable phase shifter |
| US3228030A (en) * | 1965-06-11 | 1966-01-04 | Gen Dynamics Corp | Shielded antenna |
| JPS5130421B1 (US20020125480A1-20020912-P00900.png) * | 1965-09-30 | 1976-09-01 | ||
| DE1297719B (de) * | 1967-01-12 | 1969-06-19 | Stassfurt Fernsehgeraete | Abstimmbare Leitungskreise fuer hochfrequente elektrische Schwingungen in Streifenleitertechnik |
| US3548344A (en) * | 1967-07-28 | 1970-12-15 | Varian Associates | Stripline gain equalizer |
| US3605045A (en) * | 1969-01-15 | 1971-09-14 | Us Navy | Wide-band strip line frequency-selective circuit |
| US3688225A (en) * | 1969-05-21 | 1972-08-29 | Us Army | Slot-line |
| US3623112A (en) * | 1969-12-19 | 1971-11-23 | Bendix Corp | Combined dipole and waveguide radiator for phased antenna array |
| US3668569A (en) * | 1970-05-27 | 1972-06-06 | Hazeltine Corp | Distributed-constant dispersive network |
| US3921177A (en) * | 1973-04-17 | 1975-11-18 | Ball Brothers Res Corp | Microstrip antenna structures and arrays |
| US3909755A (en) * | 1974-07-18 | 1975-09-30 | Us Army | Low pass microwave filter |
| JPS5336284B2 (US20020125480A1-20020912-P00900.png) * | 1974-09-06 | 1978-10-02 | ||
| US4035807A (en) * | 1974-12-23 | 1977-07-12 | Hughes Aircraft Company | Integrated microwave phase shifter and radiator module |
| DE2742779C1 (de) * | 1977-09-23 | 1999-07-08 | Raytheon Co | Mischerschaltung in Streifenleiterbauweise für Hochfrequenz-Empfangssysteme |
| FR2460049A1 (fr) * | 1979-06-25 | 1981-01-16 | Labo Electronique Physique | Filtre coupe-bande pour ligne de transmission hyperfrequence et circuit de polarisation de transistor hyperfrequence comprenant ce filtre |
| FR2487588A1 (fr) | 1980-07-23 | 1982-01-29 | France Etat | Doublets replies en plaques pour tres haute frequence et reseaux de tels doublets |
| US4316160A (en) * | 1980-07-28 | 1982-02-16 | Motorola Inc. | Impedance transforming hybrid ring |
| FR2494942B1 (fr) * | 1980-11-21 | 1985-07-12 | Radiotechnique Compelec | Tete de reception de television |
| EP0068345A1 (en) * | 1981-06-25 | 1983-01-05 | Communications Satellite Corporation | Symmetrical coupled line coplanar waveguide filter |
| US4420839A (en) * | 1982-03-30 | 1983-12-13 | Bunker Ramo-Eltra Corporation | Hybrid ring having improved bandwidth characteristic |
| GB2153155B (en) * | 1984-01-24 | 1987-04-15 | Secr Defence | Improvements in or relating to microwave filters |
| US4610032A (en) * | 1985-01-16 | 1986-09-02 | At&T Bell Laboratories | Sis mixer having thin film wrap around edge contact |
| GB2189652B (en) * | 1986-03-26 | 1990-01-24 | Plessey Co Plc | Adaptor for connecting a coaxial transmission line to a parallel plate transmission medium |
| US4937585A (en) * | 1987-09-09 | 1990-06-26 | Phasar Corporation | Microwave circuit module, such as an antenna, and method of making same |
| US5093640A (en) * | 1989-09-29 | 1992-03-03 | Hewlett-Packard Company | Microstrip structure having contact pad compensation |
| FR2670327A1 (fr) * | 1990-12-06 | 1992-06-12 | Europ Agence Spatiale | Coupleur hybride hyperfrequence a 3xn entrees et 3xm sorties, notamment coupleur 3x3. |
| US5334961A (en) * | 1991-08-12 | 1994-08-02 | Matsushita Electric Industrial Co., Ltd. | Strip-line type bandpass filter |
| US5432489A (en) * | 1992-03-09 | 1995-07-11 | Lk-Products Oy | Filter with strip lines |
| FI90478C (fi) * | 1992-03-09 | 1994-02-10 | Lk Products Oy | Suodatin |
| US5499001A (en) * | 1994-02-24 | 1996-03-12 | Degun; Joginder S. | Cavity matched hybrid coupler |
| DE19636890C1 (de) | 1996-09-11 | 1998-02-12 | Bosch Gmbh Robert | Übergang von einem Hohlleiter auf eine Streifenleitung |
| JP2001136003A (ja) | 1999-11-05 | 2001-05-18 | Murata Mfg Co Ltd | 誘電体フィルタ、誘電体デュプレクサおよび通信機 |
| FR2857165A1 (fr) | 2003-07-02 | 2005-01-07 | Thomson Licensing Sa | Antenne bi-bande avec double acces |
| KR101308301B1 (ko) * | 2006-03-01 | 2013-09-17 | 알카텔-루센트 유에스에이 인코포레이티드 | 메타-재료 필터 |
| US7873329B2 (en) | 2006-04-25 | 2011-01-18 | ThruVision Systems Limited | Transceiver having mixer/filter within receiving/transmitting cavity |
| WO2007125326A1 (en) | 2006-04-25 | 2007-11-08 | Thruvision Limited | Radiation detector |
| US7616058B1 (en) | 2006-08-28 | 2009-11-10 | Raif Awaida | Radio frequency power combining |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2274346A (en) * | 1938-01-27 | 1942-02-24 | Telefunken Gmbh | Frequency selective transmission line |
| BE434940A (US20020125480A1-20020912-P00900.png) * | 1938-06-22 | |||
| DE866061C (de) * | 1940-09-03 | 1953-02-05 | Blaupunkt Elektronik G M B H | Einrichtung zur Einstellung der Phasenlage einer elektromagnetischen Schwingung in einem Hohlleiter |
| GB578911A (en) * | 1941-08-26 | 1946-07-17 | Gen Electric Co Ltd | Improvements in electrical apparatus adapted to operate at very high frequencies |
| GB579414A (en) * | 1941-10-15 | 1946-08-02 | Standard Telephones Cables Ltd | Improvements in or relating to electric wave filters |
| FR899350A (fr) * | 1942-11-06 | 1945-05-28 | Telefunken Gmbh | Perfectionnements aux lignes tubulaires pour ondes électriques très courtes |
| NL217682A (US20020125480A1-20020912-P00900.png) * | 1942-12-31 | |||
| GB579782A (en) * | 1943-01-08 | 1946-08-15 | Standard Telephones Cables Ltd | Phase changers |
| DE871324C (de) * | 1943-02-07 | 1953-03-23 | Julius Pintsch K G | Anordnung zur Kompensation von an Stoerstellen laengs Ultrahochfrequenz-uebertragungsleitungen auftretenden Impedanzaenderungen |
| FR964835A (US20020125480A1-20020912-P00900.png) * | 1943-06-23 | 1950-08-25 | ||
| US2543425A (en) * | 1945-06-14 | 1951-02-27 | Malcom W P Strandberg | Squeezable wave guide for line stretching |
| FR950844A (fr) * | 1945-06-19 | 1949-10-07 | Hazeltine Corp | Dispositif d'adaptation d'impédance |
| GB608494A (en) * | 1945-07-10 | 1948-09-16 | William Arthur Johnson | Improvements in and relating to the waveguide transmission of electromagnetic waves |
| US2637813A (en) * | 1945-08-20 | 1953-05-05 | Rca Corp | Balanced microwave detector |
| US2479673A (en) * | 1945-08-20 | 1949-08-23 | Rca Corp | Directional microwave transmission system having dielectric lens |
| US2587590A (en) * | 1946-07-26 | 1952-03-04 | Sperry Corp | Ultrahigh-frequency apparatus |
| NL72534C (US20020125480A1-20020912-P00900.png) * | 1948-04-26 | |||
| GB655803A (en) * | 1948-08-30 | 1951-08-01 | Cossor Ltd A C | Improvements in and relating to transmission lines for radio-frequency electric oscillations |
| US2710917A (en) * | 1948-09-14 | 1955-06-14 | Itt | Dual band antenna system |
| US2784381A (en) * | 1948-10-05 | 1957-03-05 | Bell Telephone Labor Inc | Hybrid ring coupling arrangements |
| GB670405A (en) * | 1949-04-22 | 1952-04-16 | British Thomson Houston Co Ltd | Means for controlling a member of great length for use with wave guides |
| US2639325A (en) * | 1950-03-24 | 1953-05-19 | Bell Telephone Labor Inc | Hybrid ring |
| DE821035C (de) * | 1950-09-10 | 1951-11-15 | Gutehoffnungshuette Oberhausen | Schlosstasche fuer Grubenstempel |
| BE518175A (US20020125480A1-20020912-P00900.png) * | 1951-05-23 | |||
| US2721312A (en) * | 1951-06-30 | 1955-10-18 | Itt | Microwave cable |
| NL176506B (nl) * | 1952-03-05 | Fujitsu Ltd | Gasontladingsweergeefinrichting. | |
| US2789210A (en) * | 1952-12-30 | 1957-04-16 | Sylvania Electric Prod | Mixing circuit for microwave frequencies |
-
0
- BE BE527584D patent/BE527584A/xx unknown
- BE BE519797D patent/BE519797A/xx unknown
- BE BE518176D patent/BE518176A/xx unknown
- BE BE533239D patent/BE533239A/xx unknown
-
1952
- 1952-12-06 US US324545A patent/US2859417A/en not_active Expired - Lifetime
-
1953
- 1953-01-23 GB GB2013/53A patent/GB726067A/en not_active Expired
- 1953-03-05 FR FR1072220D patent/FR1072220A/fr not_active Expired
- 1953-05-01 GB GB12110/53A patent/GB761761A/en not_active Expired
- 1953-05-01 GB GB12111/53A patent/GB761762A/en not_active Expired
- 1953-05-01 GB GB12114/53A patent/GB761765A/en not_active Expired
- 1953-05-04 FR FR65725D patent/FR65725E/fr not_active Expired
- 1953-05-04 FR FR65726D patent/FR65726E/fr not_active Expired
- 1953-05-06 FR FR66218D patent/FR66218E/fr not_active Expired
- 1953-05-06 CH CH316574D patent/CH316574A/fr unknown
- 1953-05-06 CH CH317717D patent/CH317717A/fr unknown
- 1953-05-06 FR FR65729D patent/FR65729E/fr not_active Expired
- 1953-05-07 DE DEI7223A patent/DE1036950B/de active Pending
- 1953-05-07 DE DEI7225A patent/DE1042048B/de active Pending
- 1953-11-13 GB GB31595/53A patent/GB761778A/en not_active Expired
- 1953-12-01 FR FR66221D patent/FR66221E/fr not_active Expired
-
1954
- 1954-03-19 GB GB8111/54A patent/GB749337A/en not_active Expired
- 1954-03-23 DE DEI8435A patent/DE1002828B/de active Pending
- 1954-03-24 FR FR66225D patent/FR66225E/fr not_active Expired
- 1954-03-25 CH CH328921D patent/CH328921A/fr unknown
- 1954-03-26 FR FR66227D patent/FR66227E/fr not_active Expired
- 1954-10-01 FR FR68805D patent/FR68805E/fr not_active Expired
- 1954-11-04 US US466753A patent/US2874276A/en not_active Expired - Lifetime
- 1954-11-12 FR FR68853D patent/FR68853E/fr not_active Expired
-
1955
- 1955-01-07 FR FR69008D patent/FR69008E/fr not_active Expired
-
1956
- 1956-02-17 FR FR69959D patent/FR69959E/fr not_active Expired
- 1956-05-01 CH CH347233D patent/CH347233A/de unknown
- 1956-05-11 GB GB14706/56A patent/GB809482A/en not_active Expired
- 1956-05-11 FR FR70420D patent/FR70420E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB809482A (en) | 1959-02-25 |
| BE527584A (US20020125480A1-20020912-P00900.png) | |
| US2859417A (en) | 1958-11-04 |
| DE1002828B (de) | 1957-02-21 |
| GB761778A (en) | 1956-11-21 |
| CH317717A (fr) | 1956-11-30 |
| FR70420E (fr) | 1959-05-06 |
| GB726067A (en) | 1955-03-16 |
| FR65726E (US20020125480A1-20020912-P00900.png) | 1956-03-12 |
| CH328921A (fr) | 1958-03-31 |
| FR65729E (US20020125480A1-20020912-P00900.png) | 1956-03-12 |
| FR66218E (fr) | 1956-06-05 |
| DE1042048B (de) | 1958-10-30 |
| BE533239A (US20020125480A1-20020912-P00900.png) | |
| FR1072220A (fr) | 1954-09-09 |
| FR65725E (fr) | 1956-03-12 |
| US2874276A (en) | 1959-02-17 |
| DE1036950B (de) | 1958-08-21 |
| BE519797A (US20020125480A1-20020912-P00900.png) | |
| FR69959E (fr) | 1959-01-30 |
| CH316574A (fr) | 1956-10-15 |
| GB761761A (en) | 1956-11-21 |
| FR66227E (fr) | 1956-06-05 |
| FR68805E (fr) | 1958-06-10 |
| GB761762A (en) | 1956-11-21 |
| GB761765A (en) | 1956-11-21 |
| CH347233A (de) | 1960-06-30 |
| FR66225E (fr) | 1956-06-05 |
| FR68853E (fr) | 1958-06-11 |
| FR66221E (fr) | 1956-06-05 |
| FR69008E (fr) | 1958-08-27 |
| GB749337A (en) | 1956-05-23 |
