DE3049980T1 - - Google Patents

Info

Publication number
DE3049980T1
DE3049980T1 DE19803049980 DE3049980T DE3049980T1 DE 3049980 T1 DE3049980 T1 DE 3049980T1 DE 19803049980 DE19803049980 DE 19803049980 DE 3049980 T DE3049980 T DE 3049980T DE 3049980 T1 DE3049980 T1 DE 3049980T1
Authority
DE
Germany
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.)
Granted
Application number
DE19803049980
Other languages
German (de)
Other versions
DE3049980C2 (US07534539-20090519-C00280.png
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mecel AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of DE3049980T1 publication Critical patent/DE3049980T1/de
Application granted granted Critical
Publication of DE3049980C2 publication Critical patent/DE3049980C2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D35/00Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • F02D35/02Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
    • F02D35/027Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions using knock sensors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/12Control of the pumps
    • F02B37/18Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/02Circuit arrangements for generating control signals
    • F02D41/14Introducing closed-loop corrections
    • F02D41/1497With detection of the mechanical response of the engine
    • F02D41/1498With detection of the mechanical response of the engine measuring engine roughness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/22Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
    • G01L23/221Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines
    • G01L23/225Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines circuit arrangements therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00Engines characterised by fuel-air mixture compression
    • F02B1/02Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D2200/00Input parameters for engine control
    • F02D2200/02Input parameters for engine control the parameters being related to the engine
    • F02D2200/10Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/1015Engines misfires
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D35/00Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • F02D35/02Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
    • F02D35/023Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions by determining the cylinder pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D35/00Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • F02D35/02Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
    • F02D35/025Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions by determining temperatures inside the cylinder, e.g. combustion temperatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D41/00Electrical control of supply of combustible mixture or its constituents
    • F02D41/0002Controlling intake air
    • F02D41/0007Controlling intake air for control of turbo-charged or super-charged engines
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Supercharger (AREA)
DE3049980T 1979-10-29 1980-10-22 Expired - Lifetime DE3049980C2 (US07534539-20090519-C00280.png)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7908944A SE427861B (sv) 1979-10-29 1979-10-29 Forfarande for att undvika onormala forbrenningar i en forbrenningsmotor samt arrangemang for utovande av forfarandet
PCT/SE1980/000254 WO1981001171A1 (en) 1979-10-29 1980-10-22 A method of a voiding abnormal combustion in an internal combustion engine and an arrangement for carrying out the method

Publications (2)

Publication Number Publication Date
DE3049980T1 true DE3049980T1 (US07534539-20090519-C00280.png) 1982-03-18
DE3049980C2 DE3049980C2 (US07534539-20090519-C00280.png) 1987-06-04

Family

ID=20339181

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3049980T Expired - Lifetime DE3049980C2 (US07534539-20090519-C00280.png) 1979-10-29 1980-10-22

Country Status (8)

Country Link
US (1) US4372119A (US07534539-20090519-C00280.png)
JP (1) JPS621094B2 (US07534539-20090519-C00280.png)
DE (1) DE3049980C2 (US07534539-20090519-C00280.png)
FR (1) FR2468750B1 (US07534539-20090519-C00280.png)
GB (1) GB2074238B (US07534539-20090519-C00280.png)
IT (1) IT1129343B (US07534539-20090519-C00280.png)
SE (1) SE427861B (US07534539-20090519-C00280.png)
WO (1) WO1981001171A1 (US07534539-20090519-C00280.png)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56167814A (en) * 1980-05-28 1981-12-23 Hitachi Ltd Apparatus and method for controlling supercharger of internal combustion engine
SE458290B (sv) * 1981-02-19 1989-03-13 Volvo Ab Anordning foer styrning av laddtrycket i en turboladdad foerbraenningsmotor
JPS57179372A (en) * 1981-04-28 1982-11-04 Nippon Soken Inc Ignition timing control system for internal-combustion engine equipped with supercharger
JPS5813127A (ja) * 1981-07-18 1983-01-25 Nippon Soken Inc 過給機付き内燃機関のノツキング制御装置
JPS58217723A (ja) * 1982-06-09 1983-12-17 Fuji Heavy Ind Ltd 過給機付エンジンの過給圧制御装置
IT1157142B (it) * 1982-12-14 1987-02-11 Fiat Auto Spa Dispositivo di regolazione di un gruppo turbocompressore per la sovralimentazione di un motore a combustione interna
US4594668A (en) * 1983-02-16 1986-06-10 Allied Corporation Turbocharger control system
DE3344819A1 (de) * 1983-12-12 1985-06-13 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur antriebsschlupfreduzierung fuer mit turbomotoren versehene kraftfahrzeuge
EP0152870A3 (de) * 1984-02-21 1985-10-09 Comprex Ag Verfahren zur Regenerierung des Abgaspartikelfilters bei Verbrennungsmotoren
US4688384A (en) * 1985-04-15 1987-08-25 The Jacobs Manufacturing Company Braking boost pressure modulator and method
GB2211245A (en) * 1987-10-19 1989-06-28 Stag Electronic Designs Forced induction I.C. engine control system
DE3825749A1 (de) * 1988-07-29 1990-03-08 Daimler Benz Ag Verfahren zur adaptiven steuerung einer brennkraftmaschine und/oder einer anderen antriebskomponente eines kraftfahrzeuges
DE19535058C1 (de) * 1995-09-21 1996-12-05 Mc Micro Compact Car Ag Brennkraftmaschine mit einem Lader
US5975854A (en) * 1997-05-09 1999-11-02 Copeland Corporation Compressor with protection module
US6505475B1 (en) 1999-08-20 2003-01-14 Hudson Technologies Inc. Method and apparatus for measuring and improving efficiency in refrigeration systems
US6302654B1 (en) * 2000-02-29 2001-10-16 Copeland Corporation Compressor with control and protection system
US6999996B2 (en) * 2000-03-14 2006-02-14 Hussmann Corporation Communication network and method of communicating data on the same
US7000422B2 (en) 2000-03-14 2006-02-21 Hussmann Corporation Refrigeration system and method of configuring the same
US7047753B2 (en) * 2000-03-14 2006-05-23 Hussmann Corporation Refrigeration system and method of operating the same
US6973794B2 (en) * 2000-03-14 2005-12-13 Hussmann Corporation Refrigeration system and method of operating the same
US6332327B1 (en) 2000-03-14 2001-12-25 Hussmann Corporation Distributed intelligence control for commercial refrigeration
US6647735B2 (en) * 2000-03-14 2003-11-18 Hussmann Corporation Distributed intelligence control for commercial refrigeration
US6295816B1 (en) * 2000-05-24 2001-10-02 General Electric Company Turbo-charged engine combustion chamber pressure protection apparatus and method
US6892546B2 (en) 2001-05-03 2005-05-17 Emerson Retail Services, Inc. System for remote refrigeration monitoring and diagnostics
US6668240B2 (en) * 2001-05-03 2003-12-23 Emerson Retail Services Inc. Food quality and safety model for refrigerated food
US6889173B2 (en) * 2002-10-31 2005-05-03 Emerson Retail Services Inc. System for monitoring optimal equipment operating parameters
WO2005022049A2 (en) * 2003-08-25 2005-03-10 Computer Process Controls, Inc. Refrigeration control system
US7412842B2 (en) 2004-04-27 2008-08-19 Emerson Climate Technologies, Inc. Compressor diagnostic and protection system
US7275377B2 (en) 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
WO2006091521A2 (en) * 2005-02-21 2006-08-31 Computer Process Controls, Inc. Enterprise control and monitoring system
US7752853B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring refrigerant in a refrigeration system
US7594407B2 (en) 2005-10-21 2009-09-29 Emerson Climate Technologies, Inc. Monitoring refrigerant in a refrigeration system
US7596959B2 (en) 2005-10-21 2009-10-06 Emerson Retail Services, Inc. Monitoring compressor performance in a refrigeration system
US20070089436A1 (en) * 2005-10-21 2007-04-26 Abtar Singh Monitoring refrigerant in a refrigeration system
US7665315B2 (en) * 2005-10-21 2010-02-23 Emerson Retail Services, Inc. Proofing a refrigeration system operating state
US7752854B2 (en) * 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring a condenser in a refrigeration system
US20070089435A1 (en) * 2005-10-21 2007-04-26 Abtar Singh Predicting maintenance in a refrigeration system
US20070093732A1 (en) * 2005-10-26 2007-04-26 David Venturi Vibroacoustic sound therapeutic system and method
US7383816B2 (en) * 2006-01-09 2008-06-10 Dresser, Inc. Virtual fuel quality sensor
DE102006032835B4 (de) * 2006-07-14 2011-01-27 Audi Ag Verfahren und Vorrichtung zur Ladedruckregelung einer Brennkraftmaschine
US8590325B2 (en) 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
US20080216494A1 (en) 2006-09-07 2008-09-11 Pham Hung M Compressor data module
US20090037142A1 (en) 2007-07-30 2009-02-05 Lawrence Kates Portable method and apparatus for monitoring refrigerant-cycle systems
US8393169B2 (en) 2007-09-19 2013-03-12 Emerson Climate Technologies, Inc. Refrigeration monitoring system and method
US9140728B2 (en) 2007-11-02 2015-09-22 Emerson Climate Technologies, Inc. Compressor sensor module
US8160827B2 (en) 2007-11-02 2012-04-17 Emerson Climate Technologies, Inc. Compressor sensor module
US8108128B2 (en) * 2009-03-31 2012-01-31 Dresser, Inc. Controlling exhaust gas recirculation
CA2761956C (en) 2009-05-29 2015-07-21 Emerson Retail Services, Inc. System and method for monitoring and evaluating equipment operating parameter modifications
DE102010003291B4 (de) * 2010-03-25 2017-05-11 Robert Bosch Gmbh Verfahren und Vorrichtung zur Verminderung von unkontrollierten Verbrennungen in einem Verbrennungsmotor
CN103597292B (zh) 2011-02-28 2016-05-18 艾默生电气公司 用于建筑物的供暖、通风和空调hvac系统的监视系统和监视方法
US8964338B2 (en) 2012-01-11 2015-02-24 Emerson Climate Technologies, Inc. System and method for compressor motor protection
US9480177B2 (en) 2012-07-27 2016-10-25 Emerson Climate Technologies, Inc. Compressor protection module
US9310439B2 (en) 2012-09-25 2016-04-12 Emerson Climate Technologies, Inc. Compressor having a control and diagnostic module
US9551504B2 (en) 2013-03-15 2017-01-24 Emerson Electric Co. HVAC system remote monitoring and diagnosis
US9803902B2 (en) 2013-03-15 2017-10-31 Emerson Climate Technologies, Inc. System for refrigerant charge verification using two condenser coil temperatures
EP2971989A4 (en) 2013-03-15 2016-11-30 Emerson Electric Co REMOTE MONITORING AND DIAGNOSIS FOR A HVAC SYSTEM
CN106030221B (zh) 2013-04-05 2018-12-07 艾默生环境优化技术有限公司 具有制冷剂充注诊断功能的热泵系统
JP6879160B2 (ja) * 2017-10-06 2021-06-02 トヨタ自動車株式会社 内燃機関

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1653877A (en) * 1925-09-11 1927-12-27 Schaff Albert Explosion engine
US2558968A (en) * 1943-12-13 1951-07-03 Niles Bement Pond Co Apparatus for controlling the intake manifold pressure of internal-combustion engines
US2450882A (en) * 1944-03-22 1948-10-12 Sperry Corp Detonation suppression system
US2467732A (en) * 1944-08-30 1949-04-19 California Research Corp Preignition detection and control
US2595524A (en) * 1945-07-19 1952-05-06 Phillips Petroleum Co Apparatus for controlling internal-combustion engines
US2958317A (en) * 1958-03-04 1960-11-01 Campbell Pilcher Anti-detonant system for internal combustion engines
DE2326989A1 (de) * 1973-05-26 1974-12-12 Daimler Benz Ag Otto-motor mit einem turbolader und einer entgiftungsanlage
IT993371B (it) * 1973-09-24 1975-09-30 Snam Progetti Sistema automatico di soppressione del rumore di fondo su apparecchia ture per la misura del battito in testa
DE2449836A1 (de) * 1974-10-19 1976-04-29 Bosch Gmbh Robert Einrichtung zur regelung des betriebsverhaltens einer brennkraftmaschine
US4012942A (en) * 1976-05-17 1977-03-22 General Motors Corporation Borderline spark knock detector
DE2650033C2 (de) * 1976-10-30 1984-12-20 Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart Vorrichtung zur Regelung des Ladeluftdruckes bei einer mit einem Abgas-Turbolader versehenen Brennkraftmaschine
DE2802202C2 (de) * 1978-01-19 1986-09-04 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Erfassung von Druckschwankungen im Brennraum einer Brennkraftmaschine
JPS54109529A (en) * 1978-02-15 1979-08-28 Nippon Denso Co Ltd Ignition timing controller for internal combustion engine
JPS6047476B2 (ja) * 1978-03-02 1985-10-22 トヨタ自動車株式会社 内燃機関用点火時期制御装置
JPS5813749B2 (ja) * 1978-04-28 1983-03-15 株式会社豊田中央研究所 ノツキング制御装置
DE2842685B1 (de) * 1978-09-30 1980-01-24 Volkswagenwerk Ag Brennkraftmaschine mit einem Abgasturbolader
JPS5620717A (en) * 1979-07-30 1981-02-26 Nissan Motor Co Ltd Knocking controller for turbo-charger

Also Published As

Publication number Publication date
FR2468750B1 (fr) 1987-02-13
JPS621094B2 (US07534539-20090519-C00280.png) 1987-01-12
GB2074238B (en) 1983-06-15
JPS56501376A (US07534539-20090519-C00280.png) 1981-09-24
WO1981001171A1 (en) 1981-04-30
SE427861B (sv) 1983-05-09
SE7908944L (sv) 1981-04-30
IT8068647A0 (it) 1980-10-29
IT1129343B (it) 1986-06-04
DE3049980C2 (US07534539-20090519-C00280.png) 1987-06-04
GB2074238A (en) 1981-10-28
US4372119A (en) 1983-02-08
FR2468750A1 (fr) 1981-05-08

Similar Documents

Publication Publication Date Title
DE3049980T1 (US07534539-20090519-C00280.png)
FR2447615B1 (US07534539-20090519-C00280.png)
DE3005448C2 (US07534539-20090519-C00280.png)
BR8002583A (US07534539-20090519-C00280.png)
BR8006808A (US07534539-20090519-C00280.png)
FR2446793B3 (US07534539-20090519-C00280.png)
FR2446433B1 (US07534539-20090519-C00280.png)
FR2448568B1 (US07534539-20090519-C00280.png)
DE3034040C2 (US07534539-20090519-C00280.png)
FR2445744B1 (US07534539-20090519-C00280.png)
FR2446675B1 (US07534539-20090519-C00280.png)
DE2943064C2 (US07534539-20090519-C00280.png)
FR2447507B1 (US07534539-20090519-C00280.png)
DE2916179C2 (US07534539-20090519-C00280.png)
FR2447463B1 (US07534539-20090519-C00280.png)
FR2447912B1 (US07534539-20090519-C00280.png)
FR2445686B3 (US07534539-20090519-C00280.png)
FR2446938B1 (US07534539-20090519-C00280.png)
DE2933073C2 (US07534539-20090519-C00280.png)
FR2449160B1 (US07534539-20090519-C00280.png)
FR2449259B3 (US07534539-20090519-C00280.png)
FR2446552B1 (US07534539-20090519-C00280.png)
BR5901094U (US07534539-20090519-C00280.png)
BG28491A1 (US07534539-20090519-C00280.png)
BG44801A1 (US07534539-20090519-C00280.png)

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: F02D 41/14

D2 Grant after examination
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8327 Change in the person/name/address of the patent owner

Owner name: MECEL AB, AMAL, SE

8328 Change in the person/name/address of the agent

Free format text: FRHR. VON PECHMANN, E., DIPL.-CHEM. DR.RER.NAT. BEHRENS, D., DR.-ING. BRANDES, J., DIPL.-CHEM. DR.RER.NAT. GOETZ, R., DIPL.-ING. DIPL.-WIRTSCH.-ING. VON HELLFELD, A., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE WUERTENBERGER, G., DR., RECHTSANW. SCHMIDT, S., DIPL.-ING. UNIV. WIBBELMANN, J., DIPL.-CHEM.UNIV. DR.RER.NAT., PAT.-ANWAELTE, 81541 MUENCHEN

8339 Ceased/non-payment of the annual fee