CA1059229A - Visual image recording device - Google Patents
Visual image recording deviceInfo
- Publication number
- CA1059229A CA1059229A CA253,541A CA253541A CA1059229A CA 1059229 A CA1059229 A CA 1059229A CA 253541 A CA253541 A CA 253541A CA 1059229 A CA1059229 A CA 1059229A
- Authority
- CA
- Canada
- Prior art keywords
- image
- electrodes
- recording device
- visual image
- image recording
- 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
- 230000000007 visual effect Effects 0.000 title claims description 11
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 10
- 230000005855 radiation Effects 0.000 claims abstract description 5
- 239000002904 solvent Substances 0.000 claims description 14
- 239000011149 active material Substances 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 claims description 11
- 239000012190 activator Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- JWGLGQHIGMBQRK-UHFFFAOYSA-N [3-(4-chlorophenyl)-5-thiophen-2-yl-3,4-dihydropyrazol-2-yl]-phenylmethanone Chemical compound C1=CC(Cl)=CC=C1C1N(C(=O)C=2C=CC=CC=2)N=C(C=2SC=CC=2)C1 JWGLGQHIGMBQRK-UHFFFAOYSA-N 0.000 claims description 5
- 229920006122 polyamide resin Polymers 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims 3
- 239000000463 material Substances 0.000 abstract description 21
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 14
- 150000001875 compounds Chemical class 0.000 description 9
- 241000894007 species Species 0.000 description 9
- 239000011521 glass Substances 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- HJUGFYREWKUQJT-UHFFFAOYSA-N tetrabromomethane Chemical compound BrC(Br)(Br)Br HJUGFYREWKUQJT-UHFFFAOYSA-N 0.000 description 6
- ONDPHDOFVYQSGI-UHFFFAOYSA-N zinc nitrate Chemical compound [Zn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ONDPHDOFVYQSGI-UHFFFAOYSA-N 0.000 description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- -1 styryl pyrazolines Chemical class 0.000 description 5
- 229920002799 BoPET Polymers 0.000 description 4
- 239000005041 Mylar™ Substances 0.000 description 4
- 238000002835 absorbance Methods 0.000 description 4
- DNXIASIHZYFFRO-UHFFFAOYSA-N pyrazoline Chemical compound C1CN=NC1 DNXIASIHZYFFRO-UHFFFAOYSA-N 0.000 description 4
- 150000003219 pyrazolines Chemical class 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 4
- 229910001887 tin oxide Inorganic materials 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004061 bleaching Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000003618 dip coating Methods 0.000 description 2
- 230000005281 excited state Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 229910003437 indium oxide Inorganic materials 0.000 description 2
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 2
- OKJPEAGHQZHRQV-UHFFFAOYSA-N iodoform Chemical compound IC(I)I OKJPEAGHQZHRQV-UHFFFAOYSA-N 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000002688 persistence Effects 0.000 description 2
- PSXPTGAEJZYNFI-UHFFFAOYSA-N 1',3',3'-trimethyl-6-nitrospiro[chromene-2,2'-indole] Chemical compound O1C2=CC=C([N+]([O-])=O)C=C2C=CC21C(C)(C)C1=CC=CC=C1N2C PSXPTGAEJZYNFI-UHFFFAOYSA-N 0.000 description 1
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- CSVFWMMPUJDVKH-UHFFFAOYSA-N 1,1-dichloropropan-2-one Chemical compound CC(=O)C(Cl)Cl CSVFWMMPUJDVKH-UHFFFAOYSA-N 0.000 description 1
- KPZGRMZPZLOPBS-UHFFFAOYSA-N 1,3-dichloro-2,2-bis(chloromethyl)propane Chemical compound ClCC(CCl)(CCl)CCl KPZGRMZPZLOPBS-UHFFFAOYSA-N 0.000 description 1
- ZDRQCEURMTVPDZ-UHFFFAOYSA-N 3-ethenyl-10-methylphenothiazine Chemical compound C=CC1=CC=C2N(C)C3=CC=CC=C3SC2=C1 ZDRQCEURMTVPDZ-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 229910018509 Al—N Inorganic materials 0.000 description 1
- CMTOWAFYVSYODC-UHFFFAOYSA-N C(=C)C1=CC=CC=2SC3=CC=CC=C3N(C12)C Chemical compound C(=C)C1=CC=CC=2SC3=CC=CC=C3N(C12)C CMTOWAFYVSYODC-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000985284 Leuciscus idus Species 0.000 description 1
- 229920000134 Metallised film Polymers 0.000 description 1
- OPFJDXRVMFKJJO-ZHHKINOHSA-N N-{[3-(2-benzamido-4-methyl-1,3-thiazol-5-yl)-pyrazol-5-yl]carbonyl}-G-dR-G-dD-dD-dD-NH2 Chemical compound S1C(C=2NN=C(C=2)C(=O)NCC(=O)N[C@H](CCCN=C(N)N)C(=O)NCC(=O)N[C@H](CC(O)=O)C(=O)N[C@H](CC(O)=O)C(=O)N[C@H](CC(O)=O)C(N)=O)=C(C)N=C1NC(=O)C1=CC=CC=C1 OPFJDXRVMFKJJO-ZHHKINOHSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- 101100168115 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) con-6 gene Proteins 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- XIEPJMXMMWZAAV-UHFFFAOYSA-N cadmium nitrate Inorganic materials [Cd+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XIEPJMXMMWZAAV-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 229940126086 compound 21 Drugs 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 125000006575 electron-withdrawing group Chemical group 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- NMHMNPHRMNGLLB-UHFFFAOYSA-N phloretic acid Chemical compound OC(=O)CCC1=CC=C(O)C=C1 NMHMNPHRMNGLLB-UHFFFAOYSA-N 0.000 description 1
- 238000007539 photo-oxidation reaction Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 150000005839 radical cations Chemical class 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- YFDSDPIBEUFTMI-UHFFFAOYSA-N tribromoethanol Chemical compound OCC(Br)(Br)Br YFDSDPIBEUFTMI-UHFFFAOYSA-N 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- IAWRPLCWDPOIJP-UHFFFAOYSA-M zinc lead(2+) chloride nitrate Chemical compound [N+](=O)([O-])[O-].[Pb+2].[Cl-].[Zn+2] IAWRPLCWDPOIJP-UHFFFAOYSA-M 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
- G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/1514—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material
- G02F1/1516—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material comprising organic material
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/56—Processes using photosensitive compositions covered by the groups G03C1/64 - G03C1/72 or agents therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Optics & Photonics (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/582,045 US4126456A (en) | 1975-05-29 | 1975-05-29 | Visual image recording device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1059229A true CA1059229A (en) | 1979-07-24 |
Family
ID=24327605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA253,541A Expired CA1059229A (en) | 1975-05-29 | 1976-05-27 | Visual image recording device |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4126456A (enExample) |
| JP (1) | JPS51145295A (enExample) |
| BR (1) | BR7603417A (enExample) |
| CA (1) | CA1059229A (enExample) |
| CH (1) | CH613544A5 (enExample) |
| DE (1) | DE2616625C3 (enExample) |
| ES (1) | ES448343A1 (enExample) |
| FR (1) | FR2312808A1 (enExample) |
| GB (1) | GB1522226A (enExample) |
| IT (1) | IT1064163B (enExample) |
| SE (1) | SE417646B (enExample) |
| SU (1) | SU803873A3 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4093358A (en) * | 1976-12-27 | 1978-06-06 | International Business Machines Corporation | High efficiency electrochromic display device |
| US4142783A (en) * | 1977-05-31 | 1979-03-06 | International Business Machines Corporation | Reversible electrochromic display device having memory |
| SU851320A1 (ru) * | 1978-05-16 | 1981-07-30 | Предприятие П/Я Р-6429 | Электрохромный индикатор |
| US4448493A (en) * | 1981-02-25 | 1984-05-15 | Toppan Printing Co., Ltd. | Electrochromic display device |
| US4599614A (en) * | 1983-09-13 | 1986-07-08 | Sumx Corporation | Photoelectrochromic display |
| US5678101A (en) * | 1995-04-25 | 1997-10-14 | Asahi Kogaku Kogyo Kabushiki Kaisha | Holder assembly for electro-developing recording media and electro-developing type camera with such holder assembly |
| US5892986A (en) * | 1996-02-14 | 1999-04-06 | Asahi Kogaku Kogyo Kabushiki Kaisha | Image erasing device |
| DE19816675A1 (de) | 1998-04-15 | 1999-10-28 | Fraunhofer Ges Forschung | Optisches Bauelement |
| JP3532415B2 (ja) * | 1998-07-06 | 2004-05-31 | シャープ株式会社 | 情報記録装置 |
| US20070121190A1 (en) * | 2003-10-21 | 2007-05-31 | Koninklijke Philips Electronics N.V. | Display |
| US7208401B2 (en) * | 2004-03-12 | 2007-04-24 | Hewlett-Packard Development Company, L.P. | Method for forming a thin film |
| US8741154B2 (en) * | 2008-10-17 | 2014-06-03 | Remembrance Newcombe | Water denitrification |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3879197A (en) * | 1969-09-03 | 1975-04-22 | Itek Corp | Electrophotographic copying process |
| US3970365A (en) * | 1973-12-26 | 1976-07-20 | American Cyanamid Company | Additives that increase the stability of electrochromic films in electrochromic devices |
| CH573155A5 (enExample) * | 1974-06-12 | 1976-02-27 | Bbc Brown Boveri & Cie |
-
1975
- 1975-05-29 US US05/582,045 patent/US4126456A/en not_active Expired - Lifetime
-
1976
- 1976-03-24 IT IT21529/76A patent/IT1064163B/it active
- 1976-03-31 GB GB12974/76A patent/GB1522226A/en not_active Expired
- 1976-04-01 FR FR7610169A patent/FR2312808A1/fr active Granted
- 1976-04-15 DE DE2616625A patent/DE2616625C3/de not_active Expired
- 1976-04-28 CH CH531976A patent/CH613544A5/xx not_active IP Right Cessation
- 1976-05-11 JP JP51052900A patent/JPS51145295A/ja active Granted
- 1976-05-24 SE SE7605879A patent/SE417646B/xx unknown
- 1976-05-25 SU SU762362110A patent/SU803873A3/ru active
- 1976-05-27 CA CA253,541A patent/CA1059229A/en not_active Expired
- 1976-05-28 BR BR3417/76A patent/BR7603417A/pt unknown
- 1976-05-28 ES ES448343A patent/ES448343A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2616625A1 (de) | 1976-12-02 |
| SE417646B (sv) | 1981-03-30 |
| FR2312808B1 (enExample) | 1979-04-20 |
| US4126456A (en) | 1978-11-21 |
| ES448343A1 (es) | 1977-07-16 |
| FR2312808A1 (fr) | 1976-12-24 |
| SU803873A3 (ru) | 1981-02-07 |
| DE2616625C3 (de) | 1980-10-09 |
| GB1522226A (en) | 1978-08-23 |
| IT1064163B (it) | 1985-02-18 |
| BR7603417A (pt) | 1976-12-21 |
| JPS5620554B2 (enExample) | 1981-05-14 |
| CH613544A5 (enExample) | 1979-09-28 |
| JPS51145295A (en) | 1976-12-14 |
| SE7605879L (sv) | 1976-11-30 |
| DE2616625B2 (de) | 1980-02-14 |
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