DE2644883C3 - Feuchtigkeitsempfindliche Widerstandsvorrichtung - Google Patents
Feuchtigkeitsempfindliche WiderstandsvorrichtungInfo
- Publication number
- DE2644883C3 DE2644883C3 DE2644883A DE2644883A DE2644883C3 DE 2644883 C3 DE2644883 C3 DE 2644883C3 DE 2644883 A DE2644883 A DE 2644883A DE 2644883 A DE2644883 A DE 2644883A DE 2644883 C3 DE2644883 C3 DE 2644883C3
- Authority
- DE
- Germany
- Prior art keywords
- moisture
- sensitive
- resistance
- sensitive resistor
- alloy
- 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
- 238000010438 heat treatment Methods 0.000 claims description 35
- 229910044991 metal oxide Inorganic materials 0.000 claims description 12
- 150000004706 metal oxides Chemical class 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 6
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 229910001120 nichrome Inorganic materials 0.000 claims description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 2
- 229910000684 Cobalt-chrome Inorganic materials 0.000 claims description 2
- 229910017060 Fe Cr Inorganic materials 0.000 claims description 2
- 229910002544 Fe-Cr Inorganic materials 0.000 claims description 2
- 229910000604 Ferrochrome Inorganic materials 0.000 claims description 2
- 229910003310 Ni-Al Inorganic materials 0.000 claims description 2
- 229910002061 Ni-Cr-Al alloy Inorganic materials 0.000 claims description 2
- 229910018104 Ni-P Inorganic materials 0.000 claims description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 claims description 2
- 229910018536 Ni—P Inorganic materials 0.000 claims description 2
- 229910001252 Pd alloy Inorganic materials 0.000 claims description 2
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 claims description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 claims description 2
- 239000010952 cobalt-chrome Substances 0.000 claims description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- GNRSAWUEBMWBQH-UHFFFAOYSA-N nickel(II) oxide Inorganic materials [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 2
- 230000001066 destructive effect Effects 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 238000010411 cooking Methods 0.000 description 8
- 239000000843 powder Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241000370685 Arge Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/6447—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors
- H05B6/6458—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors using humidity or vapor sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
- G01N27/121—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Non-Adjustable Resistors (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50119524A JPS6018936B2 (ja) | 1975-10-02 | 1975-10-02 | 感湿素子 |
| JP562176A JPS5288794A (en) | 1976-01-20 | 1976-01-20 | Temperature and humidity control element |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2644883A1 DE2644883A1 (de) | 1977-07-07 |
| DE2644883B2 DE2644883B2 (de) | 1980-10-09 |
| DE2644883C3 true DE2644883C3 (de) | 1981-05-27 |
Family
ID=26339586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2644883A Expired DE2644883C3 (de) | 1975-10-02 | 1976-10-01 | Feuchtigkeitsempfindliche Widerstandsvorrichtung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4080564A (OSRAM) |
| CA (1) | CA1047168A (OSRAM) |
| DE (1) | DE2644883C3 (OSRAM) |
| FR (1) | FR2336777A1 (OSRAM) |
| GB (1) | GB1565554A (OSRAM) |
Families Citing this family (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1586117A (en) * | 1977-06-22 | 1981-03-18 | Rosemount Eng Co Ltd | Solid state sensor element |
| US4166137A (en) * | 1977-08-30 | 1979-08-28 | Litton Systems, Inc. | Method of determining the optimum time to turn meats in a microwave oven |
| US4162381A (en) * | 1977-08-30 | 1979-07-24 | Litton Systems, Inc. | Microwave oven sensing system |
| US4171382A (en) * | 1977-08-30 | 1979-10-16 | Litton Systems, Inc. | Method of cooking meats in a microwave oven |
| US4133995A (en) * | 1977-08-30 | 1979-01-09 | Litton Systems, Inc. | Method of fire detection in a microwave oven |
| GB2005072B (en) * | 1977-08-30 | 1982-06-30 | Matsushita Electric Industrial Co Ltd | Terminal unit for electrical circuit elements and sensing device employing said terminal unit |
| US4281022A (en) * | 1977-08-30 | 1981-07-28 | Litton Systems, Inc. | Method of cooking thin meats in a microwave oven |
| US4154855A (en) * | 1977-08-30 | 1979-05-15 | Litton Systems, Inc. | Method of cooking foods in a microwave oven |
| JPS558562A (en) | 1978-07-04 | 1980-01-22 | Sharp Corp | Electric oven |
| CA1130394A (en) * | 1978-09-05 | 1982-08-24 | Takeshi Tanabe | Cooking utensil controlled by gas sensor output |
| JPS5551345A (en) * | 1978-10-11 | 1980-04-15 | Matsushita Electric Ind Co Ltd | Humidity detector |
| DE2966864D1 (en) * | 1978-12-26 | 1984-05-03 | Matsushita Electric Industrial Co Ltd | Humidity detecting apparatus using a humidity detecting resistor ceramic element |
| JPS55119391A (en) * | 1979-03-06 | 1980-09-13 | Sharp Kk | Cooking oven |
| FI58403C (fi) * | 1979-03-29 | 1981-01-12 | Vaisala Oy | Regleranordning i fuktighetsgivare |
| JPS5610244A (en) * | 1979-07-04 | 1981-02-02 | Matsushita Electric Ind Co Ltd | Temperature sensor controlling device |
| JPS5640029A (en) * | 1979-09-07 | 1981-04-16 | Matsushita Electric Ind Co Ltd | Method and apparatus for controlling food heating |
| US4303818A (en) * | 1979-10-29 | 1981-12-01 | General Electric Company | Microwave oven humidity sensing arrangement |
| JPS5691716A (en) * | 1979-12-24 | 1981-07-24 | Matsushita Electric Industrial Co Ltd | Automatic electronic range |
| US4321577A (en) * | 1980-02-25 | 1982-03-23 | General Electric Company | Integral humidity sensor/heater configurations |
| JPS57119249A (en) * | 1981-01-16 | 1982-07-24 | Matsushita Electric Ind Co Ltd | Humidity sensor control circuit |
| US4447799A (en) * | 1981-01-30 | 1984-05-08 | General Electric Company | High temperature thermistor and method of assembling the same |
| US4464647A (en) * | 1981-02-12 | 1984-08-07 | Marcon Electronics Co. Ltd. | Humidity sensor made of metal oxide |
| US4419889A (en) * | 1981-03-27 | 1983-12-13 | Mitsubishi Denki Kabushiki Kaisha | Moisture sensitive device |
| US4356150A (en) * | 1981-05-15 | 1982-10-26 | Honeywell Inc. | Humidity sensor with electrical rejection of contaminants |
| DE3223656A1 (de) * | 1981-06-26 | 1983-01-13 | Toyota Jidosha Kogyo K.K., Toyota, Aichi | Gassensor vom widerstandstyp und verfahren zur herstellung desselben |
| JPS5875629A (ja) * | 1981-10-30 | 1983-05-07 | Matsushita Electric Ind Co Ltd | センサを備えた自動加熱装置 |
| EP0086415B1 (en) * | 1982-02-12 | 1988-01-07 | Matsushita Electric Industrial Co., Ltd. | Humidity sensitive device |
| US4547642A (en) * | 1983-01-03 | 1985-10-15 | General Electric Company | Combination microwave and thermal self-cleaning oven with an automatic venting arrangement |
| US4507529A (en) * | 1983-06-29 | 1985-03-26 | General Electric Company | Food emission sensing |
| JPS61111450A (ja) * | 1984-11-05 | 1986-05-29 | Toyota Central Res & Dev Lab Inc | オイルミスト検出装置 |
| JPS61111451A (ja) * | 1984-11-05 | 1986-05-29 | Toyota Central Res & Dev Lab Inc | オイルミスト検出装置 |
| CN85100146B (zh) * | 1985-04-01 | 1987-06-10 | 清华大学 | 热--湿--气多功能敏感陶瓷元件及其制造方法 |
| US4647895A (en) * | 1985-05-08 | 1987-03-03 | Motorola, Inc. | Ceramic temperature sensor |
| US4677415A (en) * | 1985-05-08 | 1987-06-30 | Motorola, Inc. | Ceramic humidity sensor |
| US4743881A (en) * | 1985-05-08 | 1988-05-10 | Motorola, Inc. | Ceramic temperature sensor |
| JPS6258893U (OSRAM) * | 1985-09-30 | 1987-04-11 | ||
| US4801211A (en) * | 1985-10-12 | 1989-01-31 | Ngk Spark Plug Co., Ltd. | Humidity and dew point detector |
| US4793175A (en) * | 1986-04-05 | 1988-12-27 | Robert Bosch Gmbh | Humidity sensor, sensor material, method of manufacture and humidity sensing system, especially for automotive use |
| US4795884A (en) * | 1987-10-23 | 1989-01-03 | The United States Of America As Represented By The United States Department Of Energy | Method for in-situ restoration of plantinum resistance thermometer calibration |
| DE3923595C1 (OSRAM) * | 1989-07-17 | 1990-12-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De | |
| US5365784A (en) * | 1992-04-30 | 1994-11-22 | The United States Of America As Represented By The Secretary Of The Air Force | Humidity sensing apparatus and method |
| DE4337809A1 (de) * | 1993-11-05 | 1995-05-11 | Abb Research Ltd | Elektrischer Widerstand und Verfahren zu seiner Herstellung |
| US5606264A (en) * | 1995-04-21 | 1997-02-25 | Licari; James J. | Moisture sensor for electronic modules |
| US6835920B2 (en) | 2001-08-07 | 2004-12-28 | Samsung Electronics Co., Ltd | Microwave oven |
| ITMI20011910A1 (it) * | 2001-09-13 | 2003-03-13 | Imit Spa | Sensore di umidita' |
| US6806722B2 (en) | 2001-12-07 | 2004-10-19 | Samsung Electronics Co., Ltd. | Polymer-type humidity sensor |
| JP3847162B2 (ja) * | 2001-12-21 | 2006-11-15 | 本田技研工業株式会社 | 湿度センサの温度制御装置 |
| US6865940B2 (en) * | 2003-06-25 | 2005-03-15 | General Electric Company | Aluminum oxide moisture sensor and related method |
| US20100307238A1 (en) * | 2009-06-05 | 2010-12-09 | The Governors Of The University Of Alberta | Humidity sensor and method of manufacturing the same |
| JP6161511B2 (ja) * | 2013-10-25 | 2017-07-12 | アズビル株式会社 | 湿度測定装置、劣化回復方法、および劣化回復プログラム |
| GB2579482B (en) * | 2017-08-09 | 2022-03-23 | Semitec Corp | Gas sensor, gas detection device, and gas detection method |
| CN112352152B (zh) * | 2018-06-21 | 2024-09-03 | 费加罗技研株式会社 | 气体检测装置和气体检测方法 |
| CN110470697B (zh) * | 2019-08-28 | 2023-03-21 | 歌尔科技有限公司 | 耳机收纳装置、耳机及耳机含水量检测方法 |
| CN111912046B (zh) * | 2020-07-14 | 2021-12-31 | 张晓焦 | 空气过滤装置、设备、制备方法以及空气过滤方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE703969C (de) * | 1937-06-22 | 1941-03-20 | Patra Patent Treuhand | In gasgefuelltem Gefaess untergebrachte Widerstandsanordnung mit einem hohlzylindrischen, einen Heizkoerper umschliessenden Widerstandskoerper aus Metalloxyden mit Elektronenleitung |
| DE724766C (de) * | 1941-04-08 | 1942-09-07 | Max Volmer Dr Dr H C | Relais |
| FR1065760A (fr) * | 1952-10-23 | 1954-05-31 | Csf | Perfectionnements aux thermistances du type perle |
| US3047801A (en) * | 1956-10-01 | 1962-07-31 | Dietert Co Harry W | Moisture probe |
| US3234458A (en) * | 1960-11-28 | 1966-02-08 | Gen Electric | Method for determining resistivity of a metal |
| US3367185A (en) * | 1966-02-25 | 1968-02-06 | Texas Instruments Inc | Electric field dependent thermally actuated humidity sensor |
| GB1259566A (OSRAM) * | 1970-07-13 | 1972-01-05 | ||
| BE771767A (fr) * | 1970-08-26 | 1971-12-31 | Nat Res Dev | Dispositifs semi-conducteurs sensibles aux gaz |
| SE361998B (OSRAM) * | 1972-02-14 | 1973-11-19 | Husqvarna Vapenfabriks Ab | |
| AU5805873A (en) * | 1972-07-25 | 1975-01-16 | Koichi Sugaya | Humidity sensor electrode assembly |
| GB1451231A (en) * | 1973-03-30 | 1976-09-29 | Nat Res Dev | Gas sensitive devices |
| GB1482584A (en) * | 1973-07-13 | 1977-08-10 | Tokyo Shibaura Electric Co | Moisture responsive resistance element |
| US4015230A (en) * | 1975-02-03 | 1977-03-29 | Matsushita Electric Industrial Co., Ltd. | Humidity sensitive ceramic resistor |
| US3958176A (en) * | 1975-02-24 | 1976-05-18 | The United States Of America As Represented By The Secretary Of The Navy | Method for measuring suitability of aluminum for use in certain propellants |
| US4011538A (en) * | 1976-01-30 | 1977-03-08 | Illinois Tool Works Inc. | Fluid sensor |
-
1976
- 1976-09-27 US US05/727,380 patent/US4080564A/en not_active Expired - Lifetime
- 1976-09-29 CA CA262,332A patent/CA1047168A/en not_active Expired
- 1976-09-30 GB GB40702/76A patent/GB1565554A/en not_active Expired
- 1976-10-01 DE DE2644883A patent/DE2644883C3/de not_active Expired
- 1976-10-01 FR FR7629687A patent/FR2336777A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2644883A1 (de) | 1977-07-07 |
| US4080564A (en) | 1978-03-21 |
| FR2336777A1 (fr) | 1977-07-22 |
| DE2644883B2 (de) | 1980-10-09 |
| CA1047168A (en) | 1979-01-23 |
| FR2336777B1 (OSRAM) | 1981-12-31 |
| GB1565554A (en) | 1980-04-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2644883C3 (de) | Feuchtigkeitsempfindliche Widerstandsvorrichtung | |
| DE4445243A1 (de) | Temperaturfühler | |
| DE2826515C2 (OSRAM) | ||
| DE69117374T2 (de) | SiC-Dünnschichtthermistor und Verfahren und Herstellungsverfahren. | |
| DE4022845C2 (OSRAM) | ||
| DE10011562A1 (de) | Gassensor | |
| DE2641577C3 (de) | Feuchteabhängiges Keramikwiderstandselement auf Metalloxidbasis | |
| DE2025770C3 (de) | Anordnung zum Feststellen entflammbaren Gases | |
| DE3502525C2 (de) | Glühelement | |
| EP0471171A2 (de) | Vorrichtung zur Leistungssteuerung und -begrenzung bei einer Heizfläche aus Glaskeramik oder einem vergleichbaren Material | |
| DE69128486T2 (de) | Temperatursensoren | |
| DE19806110C2 (de) | Verfahren zur Ermittlung der Abgastemperatur und der Luft/Kraftstoff-Verhältniszahl Lambda und Sensoranordnung zur Durchführung des Verfahrens | |
| DE3417170A1 (de) | Sauerstoffuehler mit heizeinrichtung | |
| DE2029065A1 (de) | Elektrisches Widerstandsthermometer | |
| DE4021997C2 (de) | Hochtemperaturthermistor | |
| WO2020098995A1 (de) | Verfahren zum bewerten der funktionsfähigkeit eines sensors zur detektion von russ | |
| DE2704661C2 (de) | Verfahren zum Regeln des Temperaturverlaufs in einem Töpferofen und Töpferofen zur Durchführung des Verfahrens | |
| WO2009027042A1 (de) | Heizeinrichtung, verfahren zum betrieb einer heizeinrichtung und elektrowärmegerät einer solchen heizeinrichtung | |
| DE3545445A1 (de) | Heizelement insb. fuer kochstellen | |
| DE2901711A1 (de) | Elektrodenbeschichtung fuer kaltleiter | |
| DE1598554A1 (de) | Gasspuergeraet | |
| DE663355C (de) | Vorrichtung zur Messung und Regelung temperaturabhaengiger Vorgaenge | |
| DE1690587B1 (de) | Automatisch arbeitender elektrischer Kaffeekocher | |
| EP0987545A1 (de) | Röhrchenförmiger Gassensor mit aufgedruckten Sensor- und Heizflächen | |
| DE69519716T2 (de) | Hochfrequenzdetektorelemente und ihre Verwendung in einem Hochfrequenzheizgerät |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |