DE2712424C2 - - Google Patents
Info
- Publication number
- DE2712424C2 DE2712424C2 DE2712424A DE2712424A DE2712424C2 DE 2712424 C2 DE2712424 C2 DE 2712424C2 DE 2712424 A DE2712424 A DE 2712424A DE 2712424 A DE2712424 A DE 2712424A DE 2712424 C2 DE2712424 C2 DE 2712424C2
- Authority
- DE
- Germany
- Prior art keywords
- layer
- plastic
- fleece
- metal layer
- resin
- 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
- 229910052751 metal Inorganic materials 0.000 claims description 46
- 239000002184 metal Substances 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 25
- 229920005989 resin Polymers 0.000 claims description 25
- 239000011347 resin Substances 0.000 claims description 25
- 239000004744 fabric Substances 0.000 claims description 20
- 239000004033 plastic Substances 0.000 claims description 19
- 229920003023 plastic Polymers 0.000 claims description 19
- 239000003365 glass fiber Substances 0.000 claims description 14
- 229920006395 saturated elastomer Polymers 0.000 claims description 14
- 229920001225 polyester resin Polymers 0.000 claims description 12
- 239000004645 polyester resin Substances 0.000 claims description 12
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 230000005670 electromagnetic radiation Effects 0.000 claims description 8
- 239000002657 fibrous material Substances 0.000 claims description 8
- 229920001187 thermosetting polymer Polymers 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 7
- GVFOJDIFWSDNOY-UHFFFAOYSA-N antimony tin Chemical compound [Sn].[Sb] GVFOJDIFWSDNOY-UHFFFAOYSA-N 0.000 claims description 5
- 229910001245 Sb alloy Inorganic materials 0.000 claims description 4
- 229910001128 Sn alloy Inorganic materials 0.000 claims description 4
- 239000002140 antimony alloy Substances 0.000 claims description 4
- 238000010285 flame spraying Methods 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 68
- 239000000835 fiber Substances 0.000 description 24
- 239000012188 paraffin wax Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 229920000728 polyester Polymers 0.000 description 4
- 239000001993 wax Substances 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- -1 B. dimethylaniline Chemical class 0.000 description 2
- 239000004342 Benzoyl peroxide Substances 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 2
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 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
- 238000004873 anchoring Methods 0.000 description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005488 sandblasting Methods 0.000 description 2
- 229920006305 unsaturated polyester Polymers 0.000 description 2
- 229920006337 unsaturated polyester resin Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000530268 Lycaena heteronea Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- LNSPFAOULBTYBI-UHFFFAOYSA-N [O].C#C Chemical compound [O].C#C LNSPFAOULBTYBI-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 230000008642 heat stress Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/141—Apparatus or processes specially adapted for manufacturing reflecting surfaces
- H01Q15/142—Apparatus or processes specially adapted for manufacturing reflecting surfaces using insulating material for supporting the reflecting surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/003—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised by the matrix material, e.g. material composition or physical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/06—Fibrous reinforcements only
- B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
- B29C70/088—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers and with one or more layers of non-plastics material or non-specified material, e.g. supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00596—Mirrors
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/808—Lens mold
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Ophthalmology & Optometry (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Aerials With Secondary Devices (AREA)
- Laminated Bodies (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7603245,A NL181416C (nl) | 1976-03-29 | 1976-03-29 | Werkwijze voor het vervaardigen van een gemetalliseerde kunststofreflector. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2712424A1 DE2712424A1 (de) | 1977-10-13 |
| DE2712424C2 true DE2712424C2 (enExample) | 1988-10-06 |
Family
ID=19825898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772712424 Granted DE2712424A1 (de) | 1976-03-29 | 1977-03-22 | Verfahren zur herstellung eines metallisierten kunststoffreflektors |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4188358A (enExample) |
| JP (1) | JPS5817495B2 (enExample) |
| BE (1) | BE852950A (enExample) |
| CA (1) | CA1090070A (enExample) |
| DE (1) | DE2712424A1 (enExample) |
| DK (1) | DK150051C (enExample) |
| FI (1) | FI65732C (enExample) |
| FR (1) | FR2346131A1 (enExample) |
| GB (1) | GB1560257A (enExample) |
| IN (1) | IN144844B (enExample) |
| NL (1) | NL181416C (enExample) |
| NO (1) | NO148203C (enExample) |
| SE (1) | SE421260B (enExample) |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4268332A (en) * | 1978-05-08 | 1981-05-19 | Sun Trac Industries, Inc. | Method of making precision parabolic reflector apparatus |
| FR2501421A1 (fr) * | 1981-03-06 | 1982-09-10 | Thomson Brandt | Antenne pour la reception d'emissions d'un satellite geostationnaire et son procede de fabrication |
| US4585317A (en) * | 1981-11-05 | 1986-04-29 | Marvin Hodges | Reflector with attenuating connecting plates |
| US4489110A (en) * | 1982-01-15 | 1984-12-18 | Bayer Aktiengesellschaft | Polyethylene terephthalate moulding compositions having high reflectivity |
| CA1225510A (en) * | 1983-01-20 | 1987-08-18 | Stig O. Andersson | Micro wave antenna |
| CA1232060A (en) * | 1984-01-23 | 1988-01-26 | Kenji Takemura | Reflector for circular polarization antenna and process for the production thereof |
| US4689637A (en) * | 1984-05-25 | 1987-08-25 | Hitachi, Ltd. | Parabola antenna having increased mechanical strength |
| JPS6157613U (enExample) * | 1984-09-17 | 1986-04-18 | ||
| US4647329A (en) * | 1984-09-27 | 1987-03-03 | Toyo Kasei Kogyo Kabushiki Kaisha | Manufacture of parabolic antennas |
| US4789868A (en) * | 1984-09-27 | 1988-12-06 | Toyo Kasei Kogyo Kabushiki Kaisha | Manufacture of parabolic antennas |
| DE3436026A1 (de) * | 1984-10-01 | 1986-04-03 | Puroll Hartschaum-GmbH, 8029 Sauerlach | Parabolreflektor fuer mikrowellen |
| FR2576548B1 (fr) * | 1985-01-25 | 1987-05-22 | Centre Nat Rech Scient | Procedes pour fabriquer des substrats de miroirs en beton de resine et miroirs correspondants |
| US4733246A (en) * | 1985-09-20 | 1988-03-22 | Eastman Kodak Company | Plastic antenna structure having a laminated reflector |
| IT1190021B (it) * | 1986-05-30 | 1988-02-10 | Gte Telecom Spa | Metodo per la produzione di antenne a microonde |
| US4720713A (en) * | 1986-10-06 | 1988-01-19 | Hughes Aircraft Company | Fiber ceramic antenna reflector |
| JPS63278403A (ja) * | 1987-05-11 | 1988-11-16 | Ichikoh Ind Ltd | 受信アンテナ |
| US4897151A (en) * | 1988-07-27 | 1990-01-30 | General Dynamics Corp., Pomona Division | Method for fabricating a dichroic parabolic lens reflector |
| US5043106A (en) * | 1989-02-15 | 1991-08-27 | Drummond Scientific Company | Method of casting optical mirrors |
| DE4009182A1 (de) * | 1990-03-22 | 1991-09-26 | Bayer Ag | Laminierte flaechengebilde |
| US5069540A (en) * | 1990-10-18 | 1991-12-03 | Gonder Warren W | Parabolic solar collector body and method |
| FR2706630B1 (fr) * | 1993-05-10 | 1995-09-08 | Aerospatiale | Procédé de fabrication d'un réflecteur à support en composite à matrice métallique, et réflecteur ainsi obtenu. |
| US5985418A (en) | 1994-05-25 | 1999-11-16 | Textron Automotive Interiors, Inc. | Radiation cured island coating system |
| US5702649A (en) * | 1995-03-10 | 1997-12-30 | Hughes Aircraft Company | Process and apparatus for producing contoured molded mirrors with improved optical properties |
| US5959595A (en) * | 1997-12-04 | 1999-09-28 | Marconi Aerospace Systems, Inc. | Antenna metalized fiber mat reflective applique |
| CA2316914C (en) * | 1997-12-31 | 2008-06-10 | Textron Systems Corporation | Metallized sheeting, composites, and methods for their formation |
| DK1421595T3 (da) | 2001-08-31 | 2012-05-29 | Cool Options Inc | Termisk ledende lampereflektor |
| US7235918B2 (en) * | 2003-06-11 | 2007-06-26 | Cool Options, Inc. | Thermally-conductive plastic articles having light reflecting surfaces |
| CN201066406Y (zh) * | 2006-08-23 | 2008-05-28 | 浦比俊引特艾克堤夫科技公司 | 空中投影系统 |
| GB0910117D0 (en) | 2008-07-14 | 2009-07-29 | Holicom Film Ltd | Method and system for filming |
| GB0821996D0 (en) | 2008-12-02 | 2009-01-07 | Musion Ip Ltd | Mobile studio |
| US8034263B2 (en) * | 2008-07-14 | 2011-10-11 | Musion Ip Limited | Multi-layer panel and method of manufacturing such a panel |
| CN103038051B (zh) * | 2010-02-05 | 2015-01-21 | 里尔喷射机公司 | 构造复合材料组件的系统及方法 |
| ITRM20120020A1 (it) * | 2012-01-20 | 2013-07-21 | Unilab S A S Di Lavagna Silvio Mas Simo & C | Processo per migliorare la riflettivita' delle superfici riflettenti di antenne. |
| ITRM20130397A1 (it) | 2013-07-08 | 2015-01-09 | Silvio Massimo Lavagna | Processo per riflettori metallizzati per alte frequenze. |
| FR3033278B1 (fr) * | 2015-03-05 | 2017-03-10 | Centre Nat D'etudes Spatiales (Cnes) | Moule en bois avec trame chauffante |
| CN105856589B (zh) * | 2016-04-27 | 2018-04-27 | 航天材料及工艺研究所 | 耐高温隔热透波蜂窝c夹层天线罩一体化成型方法 |
| RU171987U1 (ru) * | 2016-12-19 | 2017-06-23 | Акционерное общество "Научно-исследовательский институт Приборостроения имени В.В. Тихомирова" | Оснастка для изготовления элементов антенных обтекателей |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2682491A (en) * | 1952-02-23 | 1954-06-29 | Dalmo Victor Company | Skin for doubly curved sandwichtype panels |
| US2805974A (en) * | 1952-06-20 | 1957-09-10 | Zenith Plastics Company | Method of making radar reflector |
| US2747180A (en) * | 1952-06-20 | 1956-05-22 | Zenith Plastics Company | Radar reflector |
| US2948896A (en) * | 1952-09-08 | 1960-08-09 | Gabriel Co | Weatherproof antenna and reflector and method of making the same |
| DE1061840B (de) * | 1956-03-19 | 1959-07-23 | Zenith Plastics Company | Verfahren zum Herstellen eines Reflektors fuer elektromagnetische Wellen |
| GB871863A (en) | 1957-03-14 | 1961-07-05 | Ass Elect Ind | Improvements relating to the production of accurately formed reflecting surfaces |
| US3150030A (en) * | 1960-04-06 | 1964-09-22 | Raytheon Co | Laminated plastic structure |
| US3029423A (en) * | 1960-05-18 | 1962-04-10 | Ibm | Voltage monitor |
| US3342626A (en) * | 1963-10-02 | 1967-09-19 | Avco Corp | Flame spray metallizing |
| US3305460A (en) * | 1964-01-23 | 1967-02-21 | Gen Electric | Method of electroplating plastic articles |
| US3395059A (en) * | 1964-04-15 | 1968-07-30 | Sylvania Electric Prod | Method of making lightweight horn antenna |
| US3536800A (en) * | 1966-02-25 | 1970-10-27 | Montecatini Edison Ellettronic | Method of forming radio frequency devices employing a destructible mold |
| US3770571A (en) * | 1969-04-02 | 1973-11-06 | Richardson Co | Fabrication of printed circuit boards |
| DE2029349A1 (en) * | 1970-06-13 | 1971-12-23 | Debuschewitz Kg H | Metallizing plastics - for microwave relectors |
| FR2105845A5 (enExample) * | 1970-09-09 | 1972-04-28 | Delog Detag Flachglas Ag | |
| JPS5147143B2 (enExample) * | 1971-11-06 | 1976-12-13 | ||
| US3916418A (en) * | 1972-06-22 | 1975-10-28 | Itt | Fiber-reinforced molded reflector with metallic reflecting layer |
| US3897294A (en) * | 1974-05-06 | 1975-07-29 | Gen Dynamics Corp | Method of forming a parabolic antenna |
| DD116353A1 (enExample) * | 1974-10-25 | 1975-11-12 | ||
| US4030953A (en) * | 1976-02-11 | 1977-06-21 | Scala Radio Corporation | Method of molding fiberglass reflecting antenna |
-
1976
- 1976-03-29 NL NLAANVRAGE7603245,A patent/NL181416C/xx not_active IP Right Cessation
-
1977
- 1977-03-08 IN IN345/CAL/1977A patent/IN144844B/en unknown
- 1977-03-14 US US05/777,036 patent/US4188358A/en not_active Expired - Lifetime
- 1977-03-18 CA CA274,301A patent/CA1090070A/en not_active Expired
- 1977-03-22 DE DE19772712424 patent/DE2712424A1/de active Granted
- 1977-03-25 DK DK133877A patent/DK150051C/da not_active IP Right Cessation
- 1977-03-25 GB GB12627/77A patent/GB1560257A/en not_active Expired
- 1977-03-25 FI FI770947A patent/FI65732C/fi not_active IP Right Cessation
- 1977-03-25 SE SE7703439A patent/SE421260B/xx not_active IP Right Cessation
- 1977-03-28 NO NO771092A patent/NO148203C/no unknown
- 1977-03-28 BE BE176173A patent/BE852950A/xx not_active IP Right Cessation
- 1977-03-29 JP JP52035181A patent/JPS5817495B2/ja not_active Expired
- 1977-03-29 FR FR7709266A patent/FR2346131A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL7603245A (nl) | 1977-10-03 |
| DK133877A (da) | 1977-09-30 |
| CA1090070A (en) | 1980-11-25 |
| FI65732B (fi) | 1984-03-30 |
| FI65732C (fi) | 1984-07-10 |
| NL181416B (nl) | 1987-03-16 |
| DK150051C (da) | 1987-07-13 |
| DK150051B (da) | 1986-11-24 |
| NO771092L (no) | 1977-09-30 |
| FI770947A7 (enExample) | 1977-09-30 |
| JPS52117971A (en) | 1977-10-03 |
| NL181416C (nl) | 1987-08-17 |
| DE2712424A1 (de) | 1977-10-13 |
| SE421260B (sv) | 1981-12-07 |
| JPS5817495B2 (ja) | 1983-04-07 |
| NO148203C (no) | 1983-08-24 |
| FR2346131A1 (fr) | 1977-10-28 |
| SE7703439L (sv) | 1977-09-30 |
| BE852950A (fr) | 1977-09-28 |
| FR2346131B1 (enExample) | 1983-02-25 |
| GB1560257A (en) | 1980-01-30 |
| IN144844B (enExample) | 1978-07-15 |
| US4188358A (en) | 1980-02-12 |
| NO148203B (no) | 1983-05-16 |
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