DE2137332C3 - Kolorimeter zur Bestimmung einer Anzahl von Substanzen in einem Fluid - Google Patents
Kolorimeter zur Bestimmung einer Anzahl von Substanzen in einem FluidInfo
- Publication number
- DE2137332C3 DE2137332C3 DE2137332A DE2137332A DE2137332C3 DE 2137332 C3 DE2137332 C3 DE 2137332C3 DE 2137332 A DE2137332 A DE 2137332A DE 2137332 A DE2137332 A DE 2137332A DE 2137332 C3 DE2137332 C3 DE 2137332C3
- Authority
- DE
- Germany
- Prior art keywords
- light
- sample
- fluid
- analysis
- light source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000012530 fluid Substances 0.000 title claims description 129
- 239000000126 substance Substances 0.000 title claims description 26
- 238000005259 measurement Methods 0.000 claims description 12
- 238000011156 evaluation Methods 0.000 claims description 7
- 239000000523 sample Substances 0.000 description 155
- 238000004458 analytical method Methods 0.000 description 70
- 230000005540 biological transmission Effects 0.000 description 49
- 238000004737 colorimetric analysis Methods 0.000 description 49
- 239000008280 blood Substances 0.000 description 36
- 210000004369 blood Anatomy 0.000 description 36
- 230000005855 radiation Effects 0.000 description 20
- 230000003287 optical effect Effects 0.000 description 18
- 230000008901 benefit Effects 0.000 description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 13
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 12
- 229910052710 silicon Inorganic materials 0.000 description 12
- 239000010703 silicon Substances 0.000 description 12
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 description 11
- 239000000835 fiber Substances 0.000 description 11
- 229940116269 uric acid Drugs 0.000 description 11
- 102000009027 Albumins Human genes 0.000 description 9
- 108010088751 Albumins Proteins 0.000 description 9
- 238000004445 quantitative analysis Methods 0.000 description 7
- 238000005070 sampling Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- BPYKTIZUTYGOLE-IFADSCNNSA-N Bilirubin Chemical compound N1C(=O)C(C)=C(C=C)\C1=C\C1=C(C)C(CCC(O)=O)=C(CC2=C(C(C)=C(\C=C/3C(=C(C=C)C(=O)N\3)C)N2)CCC(O)=O)N1 BPYKTIZUTYGOLE-IFADSCNNSA-N 0.000 description 2
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 2
- 102000003929 Transaminases Human genes 0.000 description 2
- 108090000340 Transaminases Proteins 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- CVSVTCORWBXHQV-UHFFFAOYSA-N creatine Chemical compound NC(=[NH2+])N(C)CC([O-])=O CVSVTCORWBXHQV-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 210000002700 urine Anatomy 0.000 description 2
- 238000008789 Direct Bilirubin Methods 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 1
- 102000003855 L-lactate dehydrogenase Human genes 0.000 description 1
- 108700023483 L-lactate dehydrogenases Proteins 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 206010034960 Photophobia Diseases 0.000 description 1
- LCTONWCANYUPML-UHFFFAOYSA-M Pyruvate Chemical compound CC(=O)C([O-])=O LCTONWCANYUPML-UHFFFAOYSA-M 0.000 description 1
- 238000008050 Total Bilirubin Reagent Methods 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 210000002255 anal canal Anatomy 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 235000012000 cholesterol Nutrition 0.000 description 1
- 229960003624 creatine Drugs 0.000 description 1
- 239000006046 creatine Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 description 1
- 229910000396 dipotassium phosphate Inorganic materials 0.000 description 1
- 235000019797 dipotassium phosphate Nutrition 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 229930195712 glutamate Natural products 0.000 description 1
- 235000013922 glutamic acid Nutrition 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000018102 proteins Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/251—Colorimeters; Construction thereof
- G01N21/253—Colorimeters; Construction thereof for batch operation, i.e. multisample apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
Landscapes
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6158270A | 1970-08-06 | 1970-08-06 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2137332A1 DE2137332A1 (de) | 1972-02-10 |
| DE2137332B2 DE2137332B2 (de) | 1977-08-04 |
| DE2137332C3 true DE2137332C3 (de) | 1978-04-06 |
Family
ID=22036715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2137332A Expired DE2137332C3 (de) | 1970-08-06 | 1971-07-26 | Kolorimeter zur Bestimmung einer Anzahl von Substanzen in einem Fluid |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3697185A (show.php) |
| AU (1) | AU457136B2 (show.php) |
| BE (1) | BE770207A (show.php) |
| CA (1) | CA932975A (show.php) |
| CH (1) | CH541805A (show.php) |
| DE (1) | DE2137332C3 (show.php) |
| FR (1) | FR2103991A5 (show.php) |
| GB (1) | GB1352423A (show.php) |
| NL (1) | NL7110787A (show.php) |
| SE (1) | SE391241B (show.php) |
| SU (1) | SU604518A3 (show.php) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3834821A (en) * | 1971-01-12 | 1974-09-10 | Damon Corp | Multiple photometer assembly |
| US3847486A (en) * | 1972-06-07 | 1974-11-12 | W Mccabe | Automated spectrophotometer apparatus and computer system for simulataneous measurement of a plurality of kinetic reactions |
| US3817632A (en) * | 1972-09-21 | 1974-06-18 | Union Carbide Corp | Digital subtraction circuit for a centrifugal chemical analyzer of the rotating spectrophotometer type |
| GB1501883A (en) * | 1973-05-08 | 1978-02-22 | Nat Res Dev | Devices for use in monitoring chemical reactions |
| US3851170A (en) * | 1973-06-13 | 1974-11-26 | Dainippon Screen Mfg | Device for simultaneously displaying the densities of basic colors of a color original |
| US4448534A (en) * | 1978-03-30 | 1984-05-15 | American Hospital Corporation | Antibiotic susceptibility testing |
| JPS55136958A (en) * | 1979-04-14 | 1980-10-25 | Olympus Optical Co Ltd | Automatic analyzer |
| FR2469713A1 (fr) * | 1979-11-15 | 1981-05-22 | Lang Kurt | Methode pour la distribution, la preparation et la mesure de liquides, en particulier de serums de patients et de reactifs et appareil pour la mise en oeuvre de la methode |
| EP0062160A1 (de) * | 1981-03-28 | 1982-10-13 | Boehringer Ingelheim International GmbH | Verfahren zur Durchstrahlung von in Probegefässen einlagernden Flüssigkeiten |
| US4477190A (en) * | 1981-07-20 | 1984-10-16 | American Hospital Supply Corporation | Multichannel spectrophotometer |
| US4516858A (en) * | 1982-02-09 | 1985-05-14 | The United States Of America As Represented By The Secretary Of The Air Force | Multiple site laser excited pollution monitoring system |
| JPS5970946A (ja) * | 1982-10-15 | 1984-04-21 | Toshiba Corp | 吸光度測定装置 |
| JPH0723896B2 (ja) * | 1984-01-10 | 1995-03-15 | オリンパス光学工業株式会社 | 化学分析装置 |
| DE3406645A1 (de) * | 1984-02-24 | 1985-08-29 | Leybold-Heraeus GmbH, 5000 Köln | Spektralfotometeranordnung |
| US4968148A (en) * | 1984-03-01 | 1990-11-06 | Molecular Devices Corporation | Single source multi-site photometric measurement system |
| US5112134A (en) * | 1984-03-01 | 1992-05-12 | Molecular Devices Corporation | Single source multi-site photometric measurement system |
| CA1247398A (en) * | 1984-06-29 | 1988-12-28 | Daniel J. Meier | Automatic monochromator-testing system |
| FR2569864B1 (fr) * | 1984-09-04 | 1987-01-30 | Commissariat Energie Atomique | Equipement d'emission et de distribution de lumiere par fibres optiques, notamment pour le controle spectrophotometrique en ligne a l'aide d'un spectrophotometre double faisceau |
| US4755054A (en) * | 1986-05-07 | 1988-07-05 | E-Squared Engineering, Inc. | Multichannel, optical-fiber-based spectrometer |
| JPH01153999A (ja) * | 1987-10-30 | 1989-06-16 | Erwin A Mak | 自動血清分折器 |
| JPH01145552A (ja) * | 1987-12-02 | 1989-06-07 | Olympus Optical Co Ltd | 自動分析装置 |
| JPH0786459B2 (ja) * | 1988-06-10 | 1995-09-20 | 富士写真フイルム株式会社 | 濃度測定装置 |
| US5134445A (en) * | 1989-02-14 | 1992-07-28 | Canon Kabushiki Kaisha | Sample inspecting method and apparatus |
| FI86340C (fi) * | 1990-10-31 | 1992-08-10 | Labsystems Oy | Foerfarande foer ledning av ljus. |
| US5206701A (en) * | 1991-09-20 | 1993-04-27 | Amoco Corporation | Apparatus for near-infrared spectrophotometric analysis |
| US5210590A (en) * | 1992-02-18 | 1993-05-11 | L. T. Industries, Inc. | Rapid scanning spectrographic analyzer |
| CA2100020C (en) * | 1992-07-17 | 2001-09-11 | Walter Blumenfeld | Methods and apparatus for detecting bacterial growth by spectrophotometric sampling of a fiber-optic array |
| DE4424961C2 (de) * | 1993-07-15 | 2002-05-08 | Perkin Elmer Corp | Wählvorrichtung für ein photometrisches Instrument mit Lichtleitfasern zur Analyse von entfernt befindlichen Proben |
| US5436718A (en) * | 1993-07-30 | 1995-07-25 | Biolumin Corporation | Mutli-functional photometer with movable linkage for routing optical fibers |
| US5946431A (en) * | 1993-07-30 | 1999-08-31 | Molecular Dynamics | Multi-functional photometer with movable linkage for routing light-transmitting paths using reflective surfaces |
| US5748325A (en) * | 1995-09-11 | 1998-05-05 | Tulip; John | Gas detector for plural target zones |
| US5637872A (en) * | 1995-08-24 | 1997-06-10 | Tulip; John | Gas detector |
| DE19615957A1 (de) * | 1996-04-22 | 1997-10-23 | Hans Joachim Bruins | Verteilervorrichtung |
| US6121627A (en) * | 1998-08-31 | 2000-09-19 | Tulip; John | Gas detector with reference cell |
| DE10020615C2 (de) * | 2000-04-27 | 2002-02-28 | Glukomeditech Ag | Verfahren zur langzeitstabilen und gut reproduzierbaren spektrometrischen Messung der Konzentrationen der Bestandteile wässriger Lösungen sowie Vorrichtung zur Durchführung dieses Verfahrens |
| US6661512B2 (en) * | 2002-02-13 | 2003-12-09 | Varian, Inc. | Sample analysis system with fiber optics and related method |
| US6950568B2 (en) * | 2002-02-14 | 2005-09-27 | Varian, Inc. | Fiber-optic channel selecting apparatus |
| US20060142650A1 (en) * | 2004-07-20 | 2006-06-29 | Prescient Medical, Inc. | Systems and methods for medical interventional optical monitoring with molecular filters |
| WO2006014688A2 (en) * | 2004-07-20 | 2006-02-09 | Neptec Optical Solutions. Inc. | Optical monitoring system with molecular filters |
| US7298538B2 (en) | 2004-07-20 | 2007-11-20 | Neptec Optical Solutions, Inc. | Rotary optical switch |
| KR100601964B1 (ko) * | 2004-09-07 | 2006-07-19 | 삼성전자주식회사 | 다채널 다중 컬러 측정을 위한 광검출장치 및 이를 채용한다채널 시료 분석기 |
| JP4290128B2 (ja) * | 2005-02-25 | 2009-07-01 | キヤノン株式会社 | センサ |
| SG130048A1 (en) * | 2005-08-18 | 2007-03-20 | Glucostats System Pte Ltd | An arrangement for a selection of a wavelength |
| DE102005048188B4 (de) * | 2005-10-02 | 2007-10-25 | Technische Universität Dresden | Verwendung einer Einrichtung zur Fluoreszenzphotometrie von in Durchflussküvetten befindlichen Flüssigkeiten mit Markern |
| JP2008116395A (ja) * | 2006-11-07 | 2008-05-22 | Fujitsu Ltd | 蛍光検出装置 |
| KR101410752B1 (ko) * | 2007-07-20 | 2014-06-23 | 삼성전자 주식회사 | 광학 검출 장치, 광학 검출 방법, 및 상기 광학 검출장치를 포함하는 미세유동 시스템 |
| DE102015120215A1 (de) * | 2015-11-23 | 2017-05-24 | B. Braun Avitum Ag | Sensorvorrichtung und eine Sensorvorrichtung beinhaltendes System |
| RU174412U1 (ru) * | 2017-02-08 | 2017-10-12 | Зиновий Рафаилович Ульман | Устройство колориметрического контроля раствора в рабочем баке установки для обработки печатных плат |
| US11912974B2 (en) * | 2021-12-06 | 2024-02-27 | Hossein HEIDARI | Assembly and method for spatiotemporal control of chemical, biological, and biochemical reactions |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2594514A (en) * | 1946-04-16 | 1952-04-29 | Gen Aniline & Film Corp | Comparison type densitometer |
| US2773414A (en) * | 1954-02-18 | 1956-12-11 | David M Greenberg | Direct reading intensity photographic photometer |
| US2990339A (en) * | 1958-07-11 | 1961-06-27 | Fond Emanuele Paterno | Apparatus for automatically testing the biological processes according to the turbidity of the medium |
| NL287532A (show.php) * | 1962-01-23 | |||
| US3379094A (en) * | 1964-05-25 | 1968-04-23 | Bertram Wilhelm | Light meter |
| US3455637A (en) * | 1964-08-07 | 1969-07-15 | Giannini Controls Corp | Method and apparatus for measuring the opacity of sheet material |
| US3504981A (en) * | 1965-08-09 | 1970-04-07 | Harry H Malvin | Dual colorimeter system for sequential analysis of a plurality of samples |
| US3447876A (en) * | 1965-10-11 | 1969-06-03 | Barringer Research Ltd | Apparatus for detecting monatomic vapours |
| US3480786A (en) * | 1966-01-13 | 1969-11-25 | Gaf Corp | Flaw detecting system including synchronously rotating optic fiber tubes |
| US3503683A (en) * | 1966-02-23 | 1970-03-31 | Technicon Corp | Automatic analysis apparatus |
| US3520624A (en) * | 1966-05-10 | 1970-07-14 | Technical Operations Inc | Microdensitometric apparatus for simultaneously examining a plurality of record image areas |
| US3486821A (en) * | 1967-05-26 | 1969-12-30 | Lawrence A Westhaver | System for integrating light energy |
| US3487225A (en) * | 1967-09-26 | 1969-12-30 | Bausch & Lomb | Linearized radiation sensitive transducer apparatus |
| US3551058A (en) * | 1969-07-25 | 1970-12-29 | Eastman Kodak Co | Color responsive apparatus |
-
1970
- 1970-08-06 US US61582A patent/US3697185A/en not_active Expired - Lifetime
-
1971
- 1971-07-07 CA CA117638A patent/CA932975A/en not_active Expired
- 1971-07-12 AU AU31083/71A patent/AU457136B2/en not_active Expired
- 1971-07-19 BE BE770207A patent/BE770207A/xx not_active IP Right Cessation
- 1971-07-24 CH CH1087671A patent/CH541805A/de not_active IP Right Cessation
- 1971-07-26 DE DE2137332A patent/DE2137332C3/de not_active Expired
- 1971-08-02 SU SU711687915A patent/SU604518A3/ru active
- 1971-08-03 SE SE7109924A patent/SE391241B/xx unknown
- 1971-08-04 GB GB3672071A patent/GB1352423A/en not_active Expired
- 1971-08-05 NL NL7110787A patent/NL7110787A/xx unknown
- 1971-08-05 FR FR7128707A patent/FR2103991A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2137332A1 (de) | 1972-02-10 |
| CA932975A (en) | 1973-09-04 |
| NL7110787A (show.php) | 1972-02-08 |
| SU604518A3 (ru) | 1978-04-25 |
| US3697185A (en) | 1972-10-10 |
| AU457136B2 (en) | 1975-01-16 |
| SE391241B (sv) | 1977-02-07 |
| BE770207A (fr) | 1972-01-19 |
| AU3108371A (en) | 1973-01-18 |
| GB1352423A (en) | 1974-05-08 |
| FR2103991A5 (show.php) | 1972-04-14 |
| CH541805A (de) | 1973-09-15 |
| DE2137332B2 (de) | 1977-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |