IT1018621B - Dispositivo per la determinazione quantitativa di patogeni microbici - Google Patents
Dispositivo per la determinazione quantitativa di patogeni microbiciInfo
- Publication number
- IT1018621B IT1018621B IT48234/74A IT4823474A IT1018621B IT 1018621 B IT1018621 B IT 1018621B IT 48234/74 A IT48234/74 A IT 48234/74A IT 4823474 A IT4823474 A IT 4823474A IT 1018621 B IT1018621 B IT 1018621B
- Authority
- IT
- Italy
- Prior art keywords
- pathogens
- sample
- filter medium
- concentrated
- liquid filter
- Prior art date
Links
- 244000000010 microbial pathogen Species 0.000 title abstract 2
- 244000052769 pathogen Species 0.000 abstract 4
- 239000008280 blood Substances 0.000 abstract 3
- 210000004369 blood Anatomy 0.000 abstract 3
- 239000007788 liquid Substances 0.000 abstract 3
- 239000007864 aqueous solution Substances 0.000 abstract 2
- 239000012530 fluid Substances 0.000 abstract 2
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 abstract 1
- 229930006000 Sucrose Natural products 0.000 abstract 1
- 239000003242 anti bacterial agent Substances 0.000 abstract 1
- 230000000845 anti-microbial effect Effects 0.000 abstract 1
- 229940088710 antibiotic agent Drugs 0.000 abstract 1
- 238000005119 centrifugation Methods 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 abstract 1
- 239000000470 constituent Substances 0.000 abstract 1
- 229920006037 cross link polymer Polymers 0.000 abstract 1
- 238000012258 culturing Methods 0.000 abstract 1
- 238000000151 deposition Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 235000015097 nutrients Nutrition 0.000 abstract 1
- 239000005720 sucrose Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/02—Separating microorganisms from their culture media
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
- C12Q1/04—Determining presence or kind of microorganism; Use of selective media for testing antibiotics or bacteriocides; Compositions containing a chemical indicator therefor
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
- C12Q1/24—Methods of sampling, or inoculating or spreading a sample; Methods of physically isolating an intact microorganisms
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/848—Escherichia
- Y10S435/849—Escherichia coli
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/852—Klebsiella
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/873—Proteus
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/874—Pseudomonas
- Y10S435/875—Pseudomonas aeruginosa
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/882—Staphylococcus
- Y10S435/883—Staphylococcus aureus
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/885—Streptococcus
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/911—Microorganisms using fungi
- Y10S435/921—Candida
-
- 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
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/911—Microorganisms using fungi
- Y10S435/921—Candida
- Y10S435/922—Candida albicans
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Tropical Medicine & Parasitology (AREA)
- Medicinal Chemistry (AREA)
- Toxicology (AREA)
- Virology (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US33169373A | 1973-02-12 | 1973-02-12 | |
| US428135*[A US3928139A (en) | 1973-02-12 | 1974-01-09 | Detection of microbial pathogens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1018621B true IT1018621B (it) | 1977-10-20 |
Family
ID=26987871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT48234/74A IT1018621B (it) | 1973-02-12 | 1974-02-08 | Dispositivo per la determinazione quantitativa di patogeni microbici |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3928139A (OSRAM) |
| JP (1) | JPS5642280B2 (OSRAM) |
| CA (1) | CA1021238A (OSRAM) |
| DE (1) | DE2406362A1 (OSRAM) |
| FR (1) | FR2217419B1 (OSRAM) |
| GB (1) | GB1458147A (OSRAM) |
| IT (1) | IT1018621B (OSRAM) |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3875012A (en) * | 1974-01-30 | 1975-04-01 | Wadley Res Inst & Blood Bank | Apparatus and method for the detection of microbial pathogens |
| US3932222A (en) * | 1974-12-20 | 1976-01-13 | J. K. & Susie L. Wadley Research Institute And Blood Bank | For isolating pathogenic microorganisms |
| GB1566098A (en) * | 1975-11-14 | 1980-04-30 | Nat Res Dev | Separation of solid and liquid components of mixtures |
| US4038150A (en) * | 1976-03-24 | 1977-07-26 | J. K. And Susie L. Wadley Research Institute And Blood Bank | Sample mixing and centrifugation apparatus |
| US4131512A (en) * | 1976-11-05 | 1978-12-26 | J. K. And Susie L. Wadley Research Institute And Blood Bank | Method for detecting microbial pathogens employing a cushioning agent |
| US4206282A (en) * | 1977-08-29 | 1980-06-03 | Pfizer Inc. | Hypertonic culture media |
| US4164449A (en) * | 1977-11-03 | 1979-08-14 | J. K. And Susie L. Wadley Research Institute And Blood Bank | Surface separation technique for the detection of microbial pathogens |
| SE452336B (sv) * | 1978-06-16 | 1987-11-23 | Boehringer Mannheim Gmbh | Forfarande for pavisning av sjukdomsalstrande mikroorganismer vilka adsorberats extrakorporalt pa en selektivt bindande adsorbent |
| DK366778A (da) * | 1978-08-18 | 1980-02-19 | Foss Electric As | Fremgangsmaade til taelling af bakterier |
| US4212948A (en) * | 1978-10-18 | 1980-07-15 | J. K. And Susie L. Wadley Research Institute And Blood Bank | Apparatus for detecting microbial pathogens employing a cushioning agent |
| US4218534A (en) * | 1979-02-21 | 1980-08-19 | Dairyland Food Laboratories, Inc. | Phage detection |
| US4435505A (en) | 1981-12-11 | 1984-03-06 | The United States Of America As Represented By The Department Of Health And Human Services | Lysis filtration culture chamber |
| US4634417A (en) * | 1982-12-06 | 1987-01-06 | Georgetown University | Process for treatment of tumors and apparatus therefor |
| US4610961A (en) * | 1982-12-27 | 1986-09-09 | Eastman Kodak Company | Inhibition of reduction activities of leukocytes |
| US4503149A (en) * | 1983-06-06 | 1985-03-05 | Conoco Inc. | Method of microbial assay |
| USRE34405E (en) * | 1983-08-01 | 1993-10-12 | Abbott Laboratories | Determination of analytes in particle-containing medium |
| US4581331A (en) * | 1983-09-29 | 1986-04-08 | E. I. Du Pont De Nemours And Company | Method for the rapid detection of virus and viral antigens |
| US5141855A (en) * | 1986-07-28 | 1992-08-25 | Eastman Kodak Company | Signal amplifying cobalt (III) redox reagents and methods for the determination of analytes in aqueous fluids |
| US5171669A (en) * | 1987-05-04 | 1992-12-15 | Eastman Kodak Company | Cobalt(III) reagents in combination with water soluble polymers |
| US4912035A (en) * | 1987-06-11 | 1990-03-27 | Eastman Kodak Company | Method for minimizing interference by reductants when detecting cells in biological fluids |
| US5518894A (en) * | 1987-11-05 | 1996-05-21 | Berg; James D. | Rapid coliform detection system |
| EP0574977B1 (en) * | 1987-11-05 | 1997-01-15 | BERG, James D | Direct method for detecting very low levels of coliform contamination |
| DK81389D0 (da) * | 1989-02-22 | 1989-02-22 | Foss Electric As N | Fremgangsmaade og apparat til separering af bakterier |
| EP0731847A1 (en) * | 1993-12-03 | 1996-09-18 | Gordon L. Dorn | Method for improving quantitative recovery of microorganisms fro m specimens containing blood components |
| US7107824B1 (en) * | 1998-01-14 | 2006-09-19 | Johns Hopkins University | Apparatus for the separation of cystic parasite forms from water |
| US6511819B2 (en) | 1998-08-28 | 2003-01-28 | Nye Colifast As | Rapid coliform detection system |
| US5972641A (en) * | 1998-08-28 | 1999-10-26 | Colifast Systems Asa | Rapid coliform detection system |
| US20030138906A1 (en) * | 2001-11-05 | 2003-07-24 | Ingun Tryland | Fluorescence test for measuring heterotrophic bacteria in water |
| US20100136608A1 (en) * | 2008-10-20 | 2010-06-03 | Photonic Biosystems, Inc. | Multiple Filter Array Assay |
| WO2010047781A2 (en) * | 2008-10-20 | 2010-04-29 | Photonic Biosystems, Inc. | Filtered assay device and method |
| US9068976B2 (en) * | 2008-10-20 | 2015-06-30 | Photonic Biosystems Inc. | Integrated filtration bioanalyzer |
| JP2012507712A (ja) * | 2008-10-31 | 2012-03-29 | バイオメリュー・インコーポレイテッド | 分光法を使用した微生物の分離、キャラクタリゼーションおよび／または同定方法 |
| BRPI0920114B1 (pt) * | 2008-10-31 | 2021-08-17 | Biomerieux, Inc. | Métodos para o isolamento e a identificação de micro-organismos |
| RU2510844C2 (ru) * | 2008-10-31 | 2014-04-10 | Биомерьё, Инк. | Контейнер для изоляции и идентификации микроорганизма |
| JP2012507283A (ja) * | 2008-10-31 | 2012-03-29 | バイオメリュー・インコーポレイテッド | ラマン分光法を使用した微生物の分離、キャラクタリゼーションおよび／または同定方法 |
| AU2009320330B2 (en) * | 2008-10-31 | 2016-01-07 | Biomerieux, Inc. | Methods for separation and characterization of microorganisms using identifier agents |
| US8647835B2 (en) | 2008-10-31 | 2014-02-11 | BIO MéRIEUX, INC. | Methods for separation, characterization and/or identification of microorganisms using spectroscopy |
| WO2010062350A1 (en) * | 2008-10-31 | 2010-06-03 | Biomerieux, Inc. | Methods for detection, characterization and/or identification of microorganisms in a sealed container |
| US10415075B2 (en) * | 2008-10-31 | 2019-09-17 | Biomerieux, Inc. | Method for separation, characterization and/or identification of microorganisms using mass spectrometry |
| EP2548591B1 (en) * | 2010-03-19 | 2015-09-09 | Asahi Kasei Medical Co., Ltd. | Cell removal method |
| US9181895B2 (en) | 2012-03-01 | 2015-11-10 | Johnson Controls Technology Company | Start-stop retrofit systems and methods |
| EP3847965A1 (en) * | 2015-12-11 | 2021-07-14 | Babson Diagnostics, Inc. | Specimen container and method for separating serum or plasma from whole blood |
| US20190331703A1 (en) | 2016-11-14 | 2019-10-31 | Siemens Healthcare Diagnostics Inc. | Sample preparation device |
| US11440000B2 (en) | 2017-07-27 | 2022-09-13 | Biomerieux, Inc. | Isolation tube with an endcap |
| WO2020223511A1 (en) * | 2019-04-30 | 2020-11-05 | SeLux Diagnostics, Inc. | Rapid methods for determining microorganism growth in samples of human origin |
| EP4151744B1 (en) * | 2020-05-12 | 2024-11-20 | Hitachi High-Tech Corporation | Automatic analyzer and automatic analysis method |
| EP4316667B1 (en) * | 2021-03-31 | 2025-08-13 | Hitachi High-Tech Corporation | Method and apparatus for collecting bacteria |
| WO2023009539A1 (en) * | 2021-07-26 | 2023-02-02 | Georgia Tech Research Corporation | Rapid, label-free antibiotic susceptibility of bacteria directly from positive blood or bodily fluid/culture |
| US12050052B1 (en) | 2021-08-06 | 2024-07-30 | Babson Diagnostics, Inc. | Refrigerated carrier device for biological samples |
| EP4505185A1 (en) | 2022-04-06 | 2025-02-12 | Babson Diagnostics, Inc. | Automated centrifuge loader |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2706702A (en) * | 1949-02-23 | 1955-04-19 | Baltimore Biolog Lab | Method for culture of specimen |
| US3072538A (en) * | 1960-12-30 | 1963-01-08 | Grace W R & Co | Isolation of bacteria |
-
1974
- 1974-01-09 US US428135*[A patent/US3928139A/en not_active Expired - Lifetime
- 1974-01-17 CA CA190,358A patent/CA1021238A/en not_active Expired
- 1974-02-07 GB GB568574A patent/GB1458147A/en not_active Expired
- 1974-02-08 IT IT48234/74A patent/IT1018621B/it active
- 1974-02-11 DE DE19742406362 patent/DE2406362A1/de active Granted
- 1974-02-12 JP JP1636874A patent/JPS5642280B2/ja not_active Expired
- 1974-02-12 FR FR7404690A patent/FR2217419B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU6522974A (en) | 1975-08-07 |
| US3928139A (en) | 1975-12-23 |
| FR2217419A1 (OSRAM) | 1974-09-06 |
| GB1458147A (en) | 1976-12-08 |
| JPS5642280B2 (OSRAM) | 1981-10-03 |
| FR2217419B1 (OSRAM) | 1978-01-06 |
| CA1021238A (en) | 1977-11-22 |
| DE2406362C2 (OSRAM) | 1988-02-18 |
| JPS49110822A (OSRAM) | 1974-10-22 |
| DE2406362A1 (de) | 1974-08-15 |
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