CA1028622A - Comprimes contenant dans leur masse des microcapsules retard et procede de fabrication de ces comprimes - Google Patents
Comprimes contenant dans leur masse des microcapsules retard et procede de fabrication de ces comprimesInfo
- Publication number
- CA1028622A CA1028622A CA204,589A CA204589A CA1028622A CA 1028622 A CA1028622 A CA 1028622A CA 204589 A CA204589 A CA 204589A CA 1028622 A CA1028622 A CA 1028622A
- Authority
- CA
- Canada
- Prior art keywords
- microcapsules
- tablets
- layer
- new
- layers
- 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
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000013268 sustained release Methods 0.000 title 1
- 239000012730 sustained-release form Substances 0.000 title 1
- 239000003094 microcapsule Substances 0.000 claims abstract description 68
- 239000013543 active substance Substances 0.000 claims abstract description 22
- 238000007906 compression Methods 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 230000035939 shock Effects 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 28
- 239000000546 pharmaceutical excipient Substances 0.000 claims description 22
- 239000000126 substance Substances 0.000 claims description 17
- 238000005056 compaction Methods 0.000 claims description 5
- 239000003643 water by type Substances 0.000 claims 1
- 229940079593 drug Drugs 0.000 abstract description 7
- 239000003814 drug Substances 0.000 abstract description 7
- RWYFURDDADFSHT-RBBHPAOJSA-N diane Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1.C1=C(Cl)C2=CC(=O)[C@@H]3CC3[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@@](C(C)=O)(OC(=O)C)[C@@]1(C)CC2 RWYFURDDADFSHT-RBBHPAOJSA-N 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 4
- 239000003826 tablet Substances 0.000 description 79
- 239000010410 layer Substances 0.000 description 69
- XQYZDYMELSJDRZ-UHFFFAOYSA-N papaverine Chemical compound C1=C(OC)C(OC)=CC=C1CC1=NC=CC2=CC(OC)=C(OC)C=C12 XQYZDYMELSJDRZ-UHFFFAOYSA-N 0.000 description 26
- 230000009471 action Effects 0.000 description 14
- 229960001789 papaverine Drugs 0.000 description 14
- 229930008281 A03AD01 - Papaverine Natural products 0.000 description 13
- 239000000470 constituent Substances 0.000 description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 239000002775 capsule Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000000750 progressive effect Effects 0.000 description 7
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 6
- 229920002472 Starch Polymers 0.000 description 6
- 238000000338 in vitro Methods 0.000 description 6
- 230000002496 gastric effect Effects 0.000 description 5
- 230000000968 intestinal effect Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229960003207 papaverine hydrochloride Drugs 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- UOTMYNBWXDUBNX-UHFFFAOYSA-N 1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxyisoquinolin-2-ium;chloride Chemical compound Cl.C1=C(OC)C(OC)=CC=C1CC1=NC=CC2=CC(OC)=C(OC)C=C12 UOTMYNBWXDUBNX-UHFFFAOYSA-N 0.000 description 3
- 229920003084 Avicel® PH-102 Polymers 0.000 description 3
- 239000004480 active ingredient Substances 0.000 description 3
- 229920000615 alginic acid Polymers 0.000 description 3
- 235000010443 alginic acid Nutrition 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 230000000147 hypnotic effect Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000008107 starch Substances 0.000 description 3
- 235000019698 starch Nutrition 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- 229940100445 wheat starch Drugs 0.000 description 3
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 2
- 229920002261 Corn starch Polymers 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- -1 Polyoxy Polymers 0.000 description 2
- 241000218220 Ulmaceae Species 0.000 description 2
- UCTWMZQNUQWSLP-UHFFFAOYSA-N adrenaline Chemical compound CNCC(O)C1=CC=C(O)C(O)=C1 UCTWMZQNUQWSLP-UHFFFAOYSA-N 0.000 description 2
- 229940072056 alginate Drugs 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 239000008120 corn starch Substances 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000009474 immediate action Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- OPDFUQJBZZJZRG-WPJYNPJPSA-N (4r,4as,7r,7ar,12bs)-7-[2-[2-[2-[[(4r,4as,7r,7ar,12bs)-3-(cyclopropylmethyl)-4a,9-dihydroxy-1,2,4,5,6,7,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinoline-7-yl]amino]ethoxy]ethoxy]ethylamino]-3-(cyclopropylmethyl)-1,2,4,5,6,7,7a,13-octahydro-4,12-me Chemical compound N1([C@@H]2CC3=CC=C(C=4O[C@@H]5[C@](C3=4)([C@]2(CC[C@H]5NCCOCCOCCN[C@H]2[C@@H]3OC=4C(O)=CC=C5C[C@@H]6[C@]([C@@]3(CCN6CC3CC3)C5=4)(O)CC2)O)CC1)O)CC1CC1 OPDFUQJBZZJZRG-WPJYNPJPSA-N 0.000 description 1
- FDHNLHLOJLLXDH-JIYHLSBYSA-N (e)-3-(3-hydroxy-4-methoxyphenyl)-1-[2-hydroxy-6-methoxy-4-[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-[[(2r,3r,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxyphenyl]prop-2-en-1-one Chemical compound C1=C(O)C(OC)=CC=C1\C=C\C(=O)C(C(=C1)OC)=C(O)C=C1O[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO[C@H]2[C@@H]([C@H](O)[C@@H](O)[C@H](C)O2)O)O1 FDHNLHLOJLLXDH-JIYHLSBYSA-N 0.000 description 1
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
- JZUFKLXOESDKRF-UHFFFAOYSA-N Chlorothiazide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC2=C1NCNS2(=O)=O JZUFKLXOESDKRF-UHFFFAOYSA-N 0.000 description 1
- 241000254173 Coleoptera Species 0.000 description 1
- 241000544061 Cuculus canorus Species 0.000 description 1
- 235000014066 European mistletoe Nutrition 0.000 description 1
- 101100226596 Gallus gallus FABP gene Proteins 0.000 description 1
- 206010019114 Hand fracture Diseases 0.000 description 1
- SNIOPGDIGTZGOP-UHFFFAOYSA-N Nitroglycerin Chemical compound [O-][N+](=O)OCC(O[N+]([O-])=O)CO[N+]([O-])=O SNIOPGDIGTZGOP-UHFFFAOYSA-N 0.000 description 1
- 108010019160 Pancreatin Proteins 0.000 description 1
- 241001442654 Percnon planissimum Species 0.000 description 1
- 235000012300 Rhipsalis cassutha Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000000359 Triticum dicoccon Species 0.000 description 1
- 240000004543 Vicia ervilia Species 0.000 description 1
- 241000221012 Viscum Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229960001138 acetylsalicylic acid Drugs 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 238000013270 controlled release Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007907 direct compression Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- FETSQPAGYOVAQU-UHFFFAOYSA-N glyceryl palmitostearate Chemical compound OCC(O)CO.CCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCC(O)=O FETSQPAGYOVAQU-UHFFFAOYSA-N 0.000 description 1
- 229940076640 hesperidin methylchalcone Drugs 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000012729 immediate-release (IR) formulation Substances 0.000 description 1
- 238000002649 immunization Methods 0.000 description 1
- 230000003053 immunization Effects 0.000 description 1
- 238000000099 in vitro assay Methods 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 239000007942 layered tablet Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000009462 micro packaging Methods 0.000 description 1
- 229940055695 pancreatin Drugs 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229940081330 tena Drugs 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 150000005691 triesters Chemical class 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
- A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat
- A61K9/209—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat containing drug in at least two layers or in the core and in at least one outer layer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
- A61J3/07—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of capsules or similar small containers for oral use
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
- A61J3/10—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of compressed tablets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
- A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
- A61K9/2081—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets with microcapsules or coated microparticles according to A61K9/50
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7325531A FR2236483B1 (enrdf_load_stackoverflow) | 1973-07-12 | 1973-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1028622A true CA1028622A (fr) | 1978-03-28 |
Family
ID=9122459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA204,589A Expired CA1028622A (fr) | 1973-07-12 | 1974-07-11 | Comprimes contenant dans leur masse des microcapsules retard et procede de fabrication de ces comprimes |
Country Status (11)
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4139589A (en) * | 1975-02-26 | 1979-02-13 | Monique Beringer | Process for the manufacture of a multi-zone tablet and tablet manufactured by this process |
| US4316884A (en) * | 1979-01-25 | 1982-02-23 | Adria Laboratories, Inc. | Sustained release pharmaceutical formulation |
| US4637905A (en) * | 1982-03-04 | 1987-01-20 | Batelle Development Corporation | Process of preparing microcapsules of lactides or lactide copolymers with glycolides and/or ε-caprolactones |
| US4532123A (en) * | 1982-03-04 | 1985-07-30 | Battelle Development Corporation | Dual Microcapsules and process for their preparation |
| US4415547A (en) * | 1982-06-14 | 1983-11-15 | Sterling Drug Inc. | Sustained-release pharmaceutical tablet and process for preparation thereof |
| DE3228533A1 (de) * | 1982-07-30 | 1984-02-02 | Council of Scientific and Industrial Research, 110001 New Delhi | Verfahren zur herstellung von medizinischen pillen und so hergestellen pillen |
| HU187215B (en) * | 1983-01-26 | 1985-11-28 | Egyt Gyogyszervegyeszeti Gyar | Method for producing pharmaceutical product of high actor content and prolonged effect |
| JPS604120A (ja) * | 1983-06-22 | 1985-01-10 | Shionogi & Co Ltd | 作用持続型ピナシジル製剤 |
| JPS60100516A (ja) * | 1983-11-04 | 1985-06-04 | Takeda Chem Ind Ltd | 徐放型マイクロカプセルの製造法 |
| JPS61501197A (ja) * | 1984-03-29 | 1986-06-19 | レツペル−プラステイク ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 印刷物の積み降ろし装置 |
| IE58110B1 (en) * | 1984-10-30 | 1993-07-14 | Elan Corp Plc | Controlled release powder and process for its preparation |
| EP0190833B1 (en) * | 1985-02-07 | 1991-03-27 | Takeda Chemical Industries, Ltd. | Method for producing microcapsule |
| US4863741A (en) * | 1985-03-25 | 1989-09-05 | Abbott Laboratories | Tablet composition for drug combinations |
| US4874614A (en) * | 1985-03-25 | 1989-10-17 | Abbott Laboratories | Pharmaceutical tableting method |
| US5019302A (en) * | 1986-03-12 | 1991-05-28 | Washington University Technology Associates, Inc. | Method for granulation |
| US4710384A (en) * | 1986-07-28 | 1987-12-01 | Avner Rotman | Sustained release tablets made from microcapsules |
| FR2602423B1 (fr) * | 1986-08-08 | 1989-05-05 | Ethypharm Sa | Procede de preparation d'un medicament a base de fenofibrate, medicament obtenu par ce procede |
| US4792452A (en) * | 1987-07-28 | 1988-12-20 | E. R. Squibb & Sons, Inc. | Controlled release formulation |
| EP0418596A3 (en) * | 1989-09-21 | 1991-10-23 | American Cyanamid Company | Controlled release pharmaceutical compositions from spherical granules in tabletted oral dosage unit form |
| JPH04230625A (ja) * | 1990-12-27 | 1992-08-19 | Standard Chem & Pharmaceut Corp Ltd | 噴霧乾燥したジクロフェナクナトリウムを含み腸溶性の被覆を有するマイクロカプセルからなる微分散した錠剤組成物の製造方法 |
| JPH0539288U (ja) * | 1991-10-31 | 1993-05-28 | 三栄源エフ・エフ・アイ株式会社 | 容器兼用食品 |
| CA2110313C (en) * | 1992-12-01 | 2004-10-26 | Edward John Roche | Pharmaceutical compositions containing a guanidinothiazole compound and antacids |
| TW333456B (en) * | 1992-12-07 | 1998-06-11 | Takeda Pharm Ind Co Ltd | A pharmaceutical composition of sustained-release preparation the invention relates to a pharmaceutical composition of sustained-release preparation which comprises a physiologically active peptide. |
| US5593696A (en) * | 1994-11-21 | 1997-01-14 | Mcneil-Ppc, Inc. | Stabilized composition of famotidine and sucralfate for treatment of gastrointestinal disorders |
| US6663896B1 (en) | 2001-08-01 | 2003-12-16 | Alvin S. Blum | Delayed release aspirin for vascular obstruction prophylaxis |
| FR2831820B1 (fr) * | 2001-11-05 | 2004-08-20 | Ethypharm Sa | Comprime orodispersible presentant une grande homogeneite et son procede de preparation |
| DE10306468A1 (de) * | 2003-02-14 | 2004-09-02 | Henkel Kgaa | Aus Pulver und Mikrokapseln gepreßter Formkörper |
| KR101340946B1 (ko) * | 2004-08-04 | 2013-12-13 | 알자 코포레이션 | 오름차 0차 방출 패턴을 나타내는 약물의 서방성 조성물,상기 조성물을 제조하는 방법 |
| US20080286344A1 (en) * | 2007-05-16 | 2008-11-20 | Olivia Darmuzey | Solid form |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US462990A (en) * | 1891-11-10 | William oppenheimek | ||
| DE646035C (de) * | 1934-03-02 | 1937-06-07 | Fritz Weinmann Dr | Verfahren zur Herstellung von Arzneimitteltabletten aus mehreren Schichten |
| DE657259C (de) * | 1936-05-20 | 1938-03-01 | Ludwig Heumann & Co Chem Pharm | Pressling fuer pharmazeutische Zwecke |
| US3048526A (en) * | 1958-08-04 | 1962-08-07 | Wander Company | Medicinal tablet |
| US3096248A (en) * | 1959-04-06 | 1963-07-02 | Rexall Drug & Chemical Company | Method of making an encapsulated tablet |
| US3341416A (en) * | 1963-12-11 | 1967-09-12 | Ncr Co | Encapsulation of aspirin in ethylcellulose and its product |
| US3488418A (en) * | 1965-11-18 | 1970-01-06 | Sterling Drug Inc | Sustained relief analgesic composition |
| FR5788M (enrdf_load_stackoverflow) * | 1965-11-18 | 1968-03-18 |
-
1973
- 1973-07-12 FR FR7325531A patent/FR2236483B1/fr not_active Expired
-
1974
- 1974-07-09 NL NL7409295A patent/NL7409295A/xx not_active Application Discontinuation
- 1974-07-09 BE BE2053734A patent/BE817401A/xx not_active IP Right Cessation
- 1974-07-10 US US487042A patent/US3922338A/en not_active Expired - Lifetime
- 1974-07-11 GB GB2922674A patent/GB1469879A/en not_active Expired
- 1974-07-11 ES ES428171A patent/ES428171A1/es not_active Expired
- 1974-07-11 CA CA204,589A patent/CA1028622A/fr not_active Expired
- 1974-07-11 DE DE2433285A patent/DE2433285C2/de not_active Expired
- 1974-07-11 SE SE7409149A patent/SE419161B/xx unknown
- 1974-07-12 IT IT52093/74A patent/IT1016413B/it active
- 1974-07-12 JP JP8009474A patent/JPS5736893B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2236483B1 (enrdf_load_stackoverflow) | 1976-11-12 |
| DE2433285A1 (de) | 1975-01-30 |
| JPS5736893B2 (enrdf_load_stackoverflow) | 1982-08-06 |
| FR2236483A1 (enrdf_load_stackoverflow) | 1975-02-07 |
| SE7409149L (sv) | 1975-01-13 |
| SE419161B (sv) | 1981-07-20 |
| GB1469879A (en) | 1977-04-06 |
| IT1016413B (it) | 1977-05-30 |
| DE2433285C2 (de) | 1985-02-07 |
| NL7409295A (nl) | 1975-01-14 |
| BE817401A (fr) | 1975-01-09 |
| ES428171A1 (es) | 1976-07-16 |
| JPS5036619A (enrdf_load_stackoverflow) | 1975-04-05 |
| AU7117574A (en) | 1976-01-15 |
| US3922338A (en) | 1975-11-25 |
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