CH599234A5 - - Google Patents
Info
- Publication number
- CH599234A5 CH599234A5 CH978876A CH978876A CH599234A5 CH 599234 A5 CH599234 A5 CH 599234A5 CH 978876 A CH978876 A CH 978876A CH 978876 A CH978876 A CH 978876A CH 599234 A5 CH599234 A5 CH 599234A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/55—Phosphorus compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/12—Drugs for disorders of the metabolism for electrolyte homeostasis
- A61P3/14—Drugs for disorders of the metabolism for electrolyte homeostasis for calcium homeostasis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3839—Polyphosphonic acids
- C07F9/3873—Polyphosphonic acids containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/36—Organic compounds containing phosphorus
- C11D3/364—Organic compounds containing phosphorus containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
- C23F11/1676—Phosphonic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Obesity (AREA)
- Diabetes (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Wood Science & Technology (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Hematology (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Birds (AREA)
- Epidemiology (AREA)
- Hydrology & Water Resources (AREA)
- Endocrinology (AREA)
- Rheumatology (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Detergent Compositions (AREA)
- Cosmetics (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2534391A DE2534391C2 (de) | 1975-08-01 | 1975-08-01 | 1-Hydroxy-3-aminoalkan-1,1-diphosphonsäuren |
Publications (1)
Publication Number | Publication Date |
---|---|
CH599234A5 true CH599234A5 (xx) | 1978-05-31 |
Family
ID=5952992
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH978876A CH599234A5 (xx) | 1975-08-01 | 1976-07-30 | |
CH978976A CH620359A5 (xx) | 1975-08-01 | 1976-07-30 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH978976A CH620359A5 (xx) | 1975-08-01 | 1976-07-30 |
Country Status (10)
Country | Link |
---|---|
US (1) | US4054598A (xx) |
JP (1) | JPS5925798B2 (xx) |
AT (2) | AT350161B (xx) |
BE (1) | BE844649A (xx) |
CH (2) | CH599234A5 (xx) |
DE (1) | DE2534391C2 (xx) |
FR (1) | FR2319646A1 (xx) |
GB (1) | GB1540238A (xx) |
IT (1) | IT1064728B (xx) |
NL (1) | NL7607703A (xx) |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4134969A (en) * | 1974-02-04 | 1979-01-16 | Henkel Kommanditgesellschaft Auf Aktien (Henkel Kgaa) | Method of treatment of calcium disorders using aminoalkane-diphosphonic acids |
US4029696A (en) * | 1976-04-09 | 1977-06-14 | Benckiser-Knapsack Gmbh | N-hydroxy alkane amino alkane diphosphonic acids, process of producing same, and compositions for and method of using same |
US4208401A (en) * | 1977-08-19 | 1980-06-17 | Colgate-Palmolive Company | Quaternary ammonium alkylene diphosphonate anti-calculus agents |
DE2745084A1 (de) * | 1977-10-07 | 1979-04-12 | Henkel Kgaa | Diphosphonsaeuren |
DE2745083C2 (de) * | 1977-10-07 | 1985-05-02 | Henkel KGaA, 4000 Düsseldorf | Hydroxydiphosphonsäuren und Verfahren zu deren Herstellung |
US4234511A (en) * | 1979-07-26 | 1980-11-18 | Buckman Laboratories, Inc. | Dialkylamino-N,N-bis(phosphonoalkylene)alkylamines and use in aqueous systems as precipitation and corrosion inhibitors |
DE3016289A1 (de) * | 1980-04-28 | 1981-10-29 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur herstellung von omega -amino-1-hydroxyalkyliden-1,1-bis-phosphonsaeuren |
US4304734A (en) * | 1980-10-16 | 1981-12-08 | Vysoka Skola Chemicko-Technologicka | 6-Amino-1-hydroxyhexylidene diphosphonic acid, salts and a process for production thereof |
IT1201087B (it) * | 1982-04-15 | 1989-01-27 | Gentili Ist Spa | Bifosfonati farmacologicamente attivi,procedimento per la loro preparazione e relative composizioni farmaceutiche |
US4446052A (en) * | 1982-05-17 | 1984-05-01 | The Procter & Gamble Company | Aqueous gel containing tricalcium di(1-hydroxy-3-aminopropane-1,1-diphosphonate |
DE3370443D1 (en) | 1982-06-10 | 1987-04-30 | Mallinckrodt Inc | Radiographic imaging agents |
DE3334211A1 (de) * | 1983-09-22 | 1985-04-04 | Henkel KGaA, 4000 Düsseldorf | Dihydroxyalkandiphosphonsaeuren |
US4639338A (en) * | 1984-08-06 | 1987-01-27 | Ciba-Geigy Corporation | Preparation of crystalline disodium 3-amino-1-hydroxypropane-1,1-diphosphonate pentahydrate |
DE3434667A1 (de) * | 1984-09-21 | 1986-04-03 | Henkel KGaA, 4000 Düsseldorf | 4-dimethylamino-1-hydroxybutan-1,1-diphosphonsaeure, deren wasserloesliche salze, verfahren zu ihrer herstellung sowie ihre verwendung |
IT1196315B (it) * | 1984-10-29 | 1988-11-16 | Gentili Ist Spa | Procedimento per la preparazione di acidi difosfonici |
US4761406A (en) * | 1985-06-06 | 1988-08-02 | The Procter & Gamble Company | Regimen for treating osteoporosis |
DE3540150A1 (de) * | 1985-11-13 | 1987-05-14 | Boehringer Mannheim Gmbh | Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel |
DE3623397A1 (de) * | 1986-07-11 | 1988-01-14 | Boehringer Mannheim Gmbh | Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel |
DE3724654A1 (de) * | 1987-07-25 | 1989-02-02 | Henkel Kgaa | Hydroxyacetonitrildiphosphonsaeure, verfahren zu ihrer herstellung und ihre verwendung |
DE3724653A1 (de) * | 1987-07-25 | 1989-02-02 | Henkel Kgaa | Olefinische diphosphonsaeuren, verfahren zu ihrer herstellung und ihre verwendung als thresholder sowie komplexierend wirkende, olefinische diphosphonsaeuren enthaltende zusammensetzungen |
US5110807A (en) * | 1988-12-01 | 1992-05-05 | Ciba-Geigy Corporation | Araliphatylaminoalkanediphosphonic acids |
US5190930A (en) * | 1987-12-11 | 1993-03-02 | Ciba-Geigy Corporation | Araliphatylaminoalkanediphosphonic acids |
DE3812693A1 (de) * | 1988-03-19 | 1989-09-28 | Reckitt Gmbh | Reinigungstablette fuer zahnprothesen |
FR2629716B1 (fr) * | 1988-04-07 | 1991-07-19 | Sanofi Sa | Composition pharmaceutique pour administration orale a base d'un derive d'acide diphosphonique |
US5154843A (en) * | 1989-02-08 | 1992-10-13 | The Lubrizol Corporation | Hydroxyalkane phosphonic acids and derivatives thereof and lubricants containing the same |
US4922007A (en) * | 1989-06-09 | 1990-05-01 | Merck & Co., Inc. | Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof |
US5139786A (en) * | 1989-07-07 | 1992-08-18 | Ciba-Geigy Corporation | Topical formulations |
MX21452A (es) * | 1989-07-07 | 1994-01-31 | Ciba Geigy Ag | Preparaciones farmaceuticas que se administran en forma topica. |
EP0416689B1 (en) * | 1989-09-06 | 1995-11-29 | Merck & Co. Inc. | Acyloxymethyl esters of bisphosphonic acids as bone resorption inhibitors |
US5227506A (en) * | 1989-09-06 | 1993-07-13 | Merck & Co., Inc. | Acyloxymethyl esters of bisphosphonic acids as bone resorption inhibitors |
US5019651A (en) * | 1990-06-20 | 1991-05-28 | Merck & Co., Inc. | Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid (ABP) or salts thereof |
US5158763A (en) * | 1990-10-09 | 1992-10-27 | Colgate-Palmolive Company | Non-staining anti-bacterial oral composition |
US5318772A (en) * | 1991-12-10 | 1994-06-07 | The Dow Chemical Company | Oral compositions for inhibiting calculus formation |
WO1993024494A1 (en) * | 1992-05-29 | 1993-12-09 | The Procter & Gamble Pharmaceuticals, Inc. | Quaternary nitrogen-containing phosphonate compounds, for treating abnormal calcium and phosphate metabolism |
US5358941A (en) * | 1992-12-02 | 1994-10-25 | Merck & Co., Inc. | Dry mix formulation for bisphosphonic acids with lactose |
US6406714B1 (en) | 1992-12-02 | 2002-06-18 | Merck & Co., Inc. | Dry mix formulation for bisphosphonic acids |
US5431920A (en) * | 1993-09-21 | 1995-07-11 | Merck Frosst, Canada, Inc. | Enteric coated oral compositions containing bisphosphonic acid antihypercalcemic agents |
US20010007863A1 (en) * | 1998-06-18 | 2001-07-12 | Merck & Co., Inc. | Wet granulation formulation for bisphosphonic acids |
EP0753523A1 (en) | 1995-07-10 | 1997-01-15 | Gador S.A. | Amino-substituted bisphosphonic acids |
AR024462A1 (es) | 1999-07-01 | 2002-10-02 | Merck & Co Inc | Tabletas farmaceuticas |
AR021347A1 (es) * | 1999-10-20 | 2002-07-17 | Cipla Ltd | Una composicion farmaceutica que contiene acido(s) bisfosfoncio o sal(es) del mismo y un proceso de preparacion de la misma |
US6677320B2 (en) | 2000-01-20 | 2004-01-13 | Hoffmann-La Roches Inc. | Parenteral bisphosphonate composition with improved local tolerance |
PE20011061A1 (es) | 2000-02-01 | 2001-11-20 | Procter & Gamble | Cristalizacion selectiva del acido 3-piridil-1-hidroxi-etiliden-1,1-bisfosfonico sodio como el hemipentahidrato o el monohidrato |
PE20011065A1 (es) | 2000-02-01 | 2001-11-21 | Procter & Gamble | Proceso para fabricar bisfosfonatos geminales |
US7595109B2 (en) * | 2001-04-12 | 2009-09-29 | Eestor, Inc. | Electrical-energy-storage unit (EESU) utilizing ceramic and integrated-circuit technologies for replacement of electrochemical batteries |
US7729811B1 (en) | 2001-04-12 | 2010-06-01 | Eestor, Inc. | Systems and methods for utility grid power averaging, long term uninterruptible power supply, power line isolation from noise and transients and intelligent power transfer on demand |
US7914755B2 (en) * | 2001-04-12 | 2011-03-29 | Eestor, Inc. | Method of preparing ceramic powders using chelate precursors |
KR100638122B1 (ko) * | 2001-12-21 | 2006-10-24 | 더 프록터 앤드 갬블 캄파니 | 골 장애의 치료 방법 |
ITMI20020908A1 (it) * | 2002-04-29 | 2003-10-29 | Chemi Spa | Processo di preparazione di sodio alendronato |
PT1506041E (pt) * | 2002-05-10 | 2007-12-28 | Hoffmann La Roche | Ácido ibandrónico para o tratamento e a prevenção da osteoporose |
JP4485117B2 (ja) * | 2002-06-27 | 2010-06-16 | 日東電工株式会社 | 保護剥離用フィルム |
US20040138180A1 (en) * | 2002-10-03 | 2004-07-15 | Barr Laboratories, Inc. | Bisphosphonate composition and process for the preparation thereof |
SI1790347T1 (sl) | 2002-12-20 | 2015-03-31 | F. Hoffmann-La Roche Ag | Formulacija z visokim odmerkom ibandronata |
US20040206932A1 (en) | 2002-12-30 | 2004-10-21 | Abuelyaman Ahmed S. | Compositions including polymerizable bisphosphonic acids and methods |
JP5001006B2 (ja) | 2003-08-12 | 2012-08-15 | スリーエム イノベイティブ プロパティズ カンパニー | 自己エッチング性歯科用組成物および方法 |
CN101018534B (zh) | 2004-07-08 | 2012-07-04 | 3M创新有限公司 | 牙科的方法,组合物,和包括酸敏感染料的试剂盒 |
US8722760B2 (en) | 2004-08-11 | 2014-05-13 | 3M Innovative Properties Company | Self-adhesive compositions including a plurality of acidic compounds |
US20060104931A1 (en) * | 2004-11-12 | 2006-05-18 | Takeshi Fukutome | Cosmetic treatment article comprising substrate and gel composition |
US7648687B1 (en) * | 2006-06-15 | 2010-01-19 | Eestor, Inc. | Method of purifying barium nitrate aqueous solution |
ATE473990T1 (de) * | 2006-06-23 | 2010-07-15 | Cipla Ltd | Verfahren zur synthese von ibandronat-natrium |
US8853116B2 (en) * | 2006-08-02 | 2014-10-07 | Eestor, Inc. | Method of preparing ceramic powders |
US7993611B2 (en) * | 2006-08-02 | 2011-08-09 | Eestor, Inc. | Method of preparing ceramic powders using ammonium oxalate |
US8145362B2 (en) * | 2006-08-04 | 2012-03-27 | Eestor, Inc. | Utility grid power averaging and conditioning |
EP2101716A2 (en) * | 2006-12-13 | 2009-09-23 | 3M Innovative Properties Company | Methods of using a dental composition having an acidic component and a photobleachable dye |
CN101679465B (zh) * | 2007-04-11 | 2013-08-21 | 霍夫曼-拉罗奇有限公司 | 伊班膦酸盐的制备方法 |
KR20110123782A (ko) * | 2009-02-27 | 2011-11-15 | 에스톨, 인코포레이티드 | 산화물 분말의 습식 화학 공침을 위한 반응 튜브 및 열수 처리 방법 |
KR20130139743A (ko) * | 2010-01-20 | 2013-12-23 | 에스톨, 인코포레이티드 | 바륨 이온 소스의 정제 |
GB201200868D0 (en) | 2012-01-19 | 2012-02-29 | Depuy Int Ltd | Bone filler composition |
PL407922A1 (pl) | 2014-04-16 | 2015-10-26 | Wrocławskie Centrum Badań Eit + Spółka Z Ograniczoną Odpowiedzialnością | Nowe bisfosfoniany i ich zastosowanie |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1002355C2 (de) * | 1954-05-03 | 1957-07-25 | Thomae Gmbh Dr K | Verfahren zur Herstellung von ª‡-prim.-Amino-diphosphonsaeuren und deren Estern |
FR96342E (xx) * | 1967-12-09 | 1972-06-16 | ||
US3705191A (en) * | 1970-04-13 | 1972-12-05 | Monsanto Co | Substituted ethane diphosphonic acids and salts and esters thereof |
DE2405254C2 (de) * | 1974-02-04 | 1982-05-27 | Henkel KGaA, 4000 Düsseldorf | Verwendung von 3-Amino-1-Hydroxypropan-1, 1-diphosphonsäure oder ihrer wasserlöslichen Salze bei der Beeinflußung von Calciumstoffwechselstörungen im menschlichen oder tierischen Körper |
-
1975
- 1975-08-01 DE DE2534391A patent/DE2534391C2/de not_active Expired
-
1976
- 1976-07-12 NL NL7607703A patent/NL7607703A/xx not_active Application Discontinuation
- 1976-07-16 US US05/705,792 patent/US4054598A/en not_active Expired - Lifetime
- 1976-07-27 IT IT25717/76A patent/IT1064728B/it active
- 1976-07-29 BE BE169348A patent/BE844649A/xx not_active IP Right Cessation
- 1976-07-30 JP JP51091196A patent/JPS5925798B2/ja not_active Expired
- 1976-07-30 CH CH978876A patent/CH599234A5/xx not_active IP Right Cessation
- 1976-07-30 AT AT563176A patent/AT350161B/de not_active IP Right Cessation
- 1976-07-30 GB GB31891/76A patent/GB1540238A/en not_active Expired
- 1976-07-30 FR FR7623297A patent/FR2319646A1/fr active Granted
- 1976-07-30 CH CH978976A patent/CH620359A5/de not_active IP Right Cessation
- 1976-07-30 AT AT563376A patent/AT349642B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATA563376A (de) | 1978-09-15 |
DE2534391A1 (de) | 1977-02-17 |
JPS5925798B2 (ja) | 1984-06-21 |
IT1064728B (it) | 1985-02-25 |
AT349642B (de) | 1979-04-10 |
DE2534391C2 (de) | 1983-01-13 |
FR2319646B1 (xx) | 1978-05-05 |
NL7607703A (nl) | 1977-02-03 |
AT350161B (de) | 1979-05-10 |
ATA563176A (de) | 1978-10-15 |
US4054598A (en) | 1977-10-18 |
GB1540238A (en) | 1979-02-07 |
FR2319646A1 (fr) | 1977-02-25 |
BE844649A (fr) | 1977-01-31 |
JPS5219628A (en) | 1977-02-15 |
CH620359A5 (xx) | 1980-11-28 |
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Legal Events
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PL | Patent ceased |