IL30859A - Liquid crystal light valve - Google Patents
Liquid crystal light valveInfo
- Publication number
- IL30859A IL30859A IL30859A IL3085968A IL30859A IL 30859 A IL30859 A IL 30859A IL 30859 A IL30859 A IL 30859A IL 3085968 A IL3085968 A IL 3085968A IL 30859 A IL30859 A IL 30859A
- Authority
- IL
- Israel
- Prior art keywords
- liquid crystal
- mixture
- aminobenzonitrile
- nematic liquid
- weight percent
- Prior art date
Links
- 239000004973 liquid crystal related substance Substances 0.000 title description 20
- 239000000203 mixture Substances 0.000 claims description 58
- 239000004988 Nematic liquid crystal Substances 0.000 claims description 27
- 230000005684 electric field Effects 0.000 claims description 19
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 claims description 18
- 150000001875 compounds Chemical class 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 12
- 150000001841 cholesterols Chemical class 0.000 claims description 9
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 claims description 7
- 235000012000 cholesterol Nutrition 0.000 claims description 6
- 230000003098 cholesteric effect Effects 0.000 claims description 5
- RJECHNNFRHZQKU-UHFFFAOYSA-N Oelsaeurecholesterylester Natural products C12CCC3(C)C(C(C)CCCC(C)C)CCC3C2CC=C2C1(C)CCC(OC(=O)CCCCCCCC=CCCCCCCCC)C2 RJECHNNFRHZQKU-UHFFFAOYSA-N 0.000 claims description 3
- RJECHNNFRHZQKU-RMUVNZEASA-N cholesteryl oleate Chemical compound C([C@@H]12)C[C@]3(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@H]3[C@@H]1CC=C1[C@]2(C)CC[C@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)C1 RJECHNNFRHZQKU-RMUVNZEASA-N 0.000 claims description 3
- OTVRYZXVVMZHHW-FNOPAARDSA-N (8s,9s,10r,13r,14s,17r)-3-chloro-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthrene Chemical compound C1C=C2CC(Cl)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 OTVRYZXVVMZHHW-FNOPAARDSA-N 0.000 claims description 2
- 230000007704 transition Effects 0.000 description 10
- -1 p-n-butoxybenzylidene- Chemical class 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- OILXMJHPFNGGTO-UHFFFAOYSA-N (22E)-(24xi)-24-methylcholesta-5,22-dien-3beta-ol Natural products C1C=C2CC(O)CCC2(C)C2C1C1CCC(C(C)C=CC(C)C(C)C)C1(C)CC2 OILXMJHPFNGGTO-UHFFFAOYSA-N 0.000 description 1
- VUEGAPQSEQDMEC-UHFFFAOYSA-N 2-(2-methoxyethoxy)ethyl hydrogen carbonate Chemical compound COCCOCCOC(O)=O VUEGAPQSEQDMEC-UHFFFAOYSA-N 0.000 description 1
- YZDZDOWTWMTLMB-UHFFFAOYSA-N 2-(4-methylcyclohex-3-en-1-yl)propan-2-yl hydrogen carbonate Chemical compound CC(C)(C1CC=C(C)CC1)OC(O)=O YZDZDOWTWMTLMB-UHFFFAOYSA-N 0.000 description 1
- HLCPWBZNUKCSBN-UHFFFAOYSA-N 2-aminobenzonitrile Chemical compound NC1=CC=CC=C1C#N HLCPWBZNUKCSBN-UHFFFAOYSA-N 0.000 description 1
- NLNUBEBTZQHKTO-UHFFFAOYSA-N 4-[(6-benzylidenecyclohexa-2,4-dien-1-yl)diazenyl]aniline Chemical class C(C1=CC=CC=C1)=C1C(C=CC=C1)N=NC1=CC=C(C=C1)N NLNUBEBTZQHKTO-UHFFFAOYSA-N 0.000 description 1
- YBAZINRZQSAIAY-UHFFFAOYSA-N 4-aminobenzonitrile Chemical compound NC1=CC=C(C#N)C=C1 YBAZINRZQSAIAY-UHFFFAOYSA-N 0.000 description 1
- OQMZNAMGEHIHNN-UHFFFAOYSA-N 7-Dehydrostigmasterol Natural products C1C(O)CCC2(C)C(CCC3(C(C(C)C=CC(CC)C(C)C)CCC33)C)C3=CC=C21 OQMZNAMGEHIHNN-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- CCORPVHYPHHRKB-NXUCFJMCSA-N O-Propionyl-cholesterin Natural products C([C@@H]12)C[C@]3(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@H]3[C@@H]1CC=C1[C@]2(C)CC[C@H](OC(=O)CC)C1 CCORPVHYPHHRKB-NXUCFJMCSA-N 0.000 description 1
- BBJQPKLGPMQWBU-UHFFFAOYSA-N Palmitinsaeurecholesterylester Natural products C12CCC3(C)C(C(C)CCCC(C)C)CCC3C2CC=C2C1(C)CCC(OC(=O)CCCCCCCCCCCCCCC)C2 BBJQPKLGPMQWBU-UHFFFAOYSA-N 0.000 description 1
- HZYXFRGVBOPPNZ-UHFFFAOYSA-N UNPD88870 Natural products C1C=C2CC(O)CCC2(C)C2C1C1CCC(C(C)=CCC(CC)C(C)C)C1(C)CC2 HZYXFRGVBOPPNZ-UHFFFAOYSA-N 0.000 description 1
- QNEPTKZEXBPDLF-JDTILAPWSA-N [(3s,8s,9s,10r,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-yl] carbonochloridate Chemical compound C1C=C2C[C@@H](OC(Cl)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 QNEPTKZEXBPDLF-JDTILAPWSA-N 0.000 description 1
- WHMGDIMLSAAHJQ-OHPSOFBHSA-N [(3s,8s,9s,10r,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-yl] methyl carbonate Chemical compound C([C@@H]12)C[C@]3(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@H]3[C@@H]1CC=C1[C@]2(C)CC[C@H](OC(=O)OC)C1 WHMGDIMLSAAHJQ-OHPSOFBHSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 description 1
- 229940092714 benzenesulfonic acid Drugs 0.000 description 1
- LGJMUZUPVCAVPU-UHFFFAOYSA-N beta-Sitostanol Natural products C1CC2CC(O)CCC2(C)C2C1C1CCC(C(C)CCC(CC)C(C)C)C1(C)CC2 LGJMUZUPVCAVPU-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- FZFAMSAMCHXGEF-UHFFFAOYSA-N chloro formate Chemical compound ClOC=O FZFAMSAMCHXGEF-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 229920006333 epoxy cement Polymers 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 125000002350 geranyl group Chemical group [H]C([*])([H])/C([H])=C(C([H])([H])[H])/C([H])([H])C([H])([H])C([H])=C(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- IBDXZWQCLMSDKQ-FDXOKOSPSA-N i-cholesterol Chemical class C([C@H]1[C@@H]2CC[C@@H]([C@]2(CC[C@@H]1[C@@]1(C)CC2)C)[C@H](C)CCCC(C)C)[C@@H](O)[C@@]31[C@H]2C3 IBDXZWQCLMSDKQ-FDXOKOSPSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- YDKYIMZMZFEENX-UHFFFAOYSA-N octadecyl hydrogen carbonate Chemical compound CCCCCCCCCCCCCCCCCCOC(O)=O YDKYIMZMZFEENX-UHFFFAOYSA-N 0.000 description 1
- 229950009215 phenylbutanoic acid Drugs 0.000 description 1
- USZHGBGORXXCSQ-UHFFFAOYSA-N prop-1-ynyl hydrogen carbonate Chemical compound CC#COC(O)=O USZHGBGORXXCSQ-UHFFFAOYSA-N 0.000 description 1
- KTZUEEIBRDOPPX-UHFFFAOYSA-N prop-2-ynyl hydrogen carbonate Chemical compound OC(=O)OCC#C KTZUEEIBRDOPPX-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- HDSZBLZMLDQKRW-UHFFFAOYSA-M sodium;3-fluoro-2-oxopropanoate;hydrate Chemical compound O.[Na+].[O-]C(=O)C(=O)CF HDSZBLZMLDQKRW-UHFFFAOYSA-M 0.000 description 1
- HCXVJBMSMIARIN-PHZDYDNGSA-N stigmasterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)/C=C/[C@@H](CC)C(C)C)[C@@]1(C)CC2 HCXVJBMSMIARIN-PHZDYDNGSA-N 0.000 description 1
- 229940032091 stigmasterol Drugs 0.000 description 1
- BFDNMXAIBMJLBB-UHFFFAOYSA-N stigmasterol Natural products CCC(C=CC(C)C1CCCC2C3CC=C4CC(O)CCC4(C)C3CCC12C)C(C)C BFDNMXAIBMJLBB-UHFFFAOYSA-N 0.000 description 1
- 235000016831 stigmasterol Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
- C09K19/50—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing steroidal liquid crystal compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal Substances (AREA)
- Liquid Crystal (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68812367A | 1967-12-05 | 1967-12-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL30859A0 IL30859A0 (en) | 1968-12-26 |
| IL30859A true IL30859A (en) | 1972-07-26 |
Family
ID=24763210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL30859A IL30859A (en) | 1967-12-05 | 1968-10-11 | Liquid crystal light valve |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3650603A (en, 2012) |
| AT (1) | AT287082B (en, 2012) |
| BE (1) | BE725009A (en, 2012) |
| CH (1) | CH504008A (en, 2012) |
| DE (1) | DE1812479A1 (en, 2012) |
| ES (1) | ES361007A1 (en, 2012) |
| FR (1) | FR1592944A (en, 2012) |
| GB (1) | GB1227616A (en, 2012) |
| IL (1) | IL30859A (en, 2012) |
| MY (1) | MY7400104A (en, 2012) |
| NL (1) | NL6817348A (en, 2012) |
| SE (1) | SE344245B (en, 2012) |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS523560B1 (en, 2012) * | 1971-06-02 | 1977-01-28 | ||
| US3736044A (en) * | 1971-06-30 | 1973-05-29 | Ibm | Dispersive acoustical deflector for electromagnetic waves |
| DE2222974C3 (de) * | 1972-05-10 | 1978-06-01 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Bildspeicherschirm mit einer Mischung aus cholesterischen und nematischen Flüssigkristallen |
| AT314628B (de) * | 1972-07-03 | 1974-04-10 | Elektrovac Fabrikation Elektro | Flüssigkristallzelle |
| US3872050A (en) * | 1972-07-19 | 1975-03-18 | William J Benton | Polyurethane liquid crystal dispersion system and devices |
| US3984343A (en) * | 1972-09-29 | 1976-10-05 | General Electric Company | Liquid crystal mixtures with selectively variable dielectric anisotropies |
| US3792915A (en) * | 1972-10-17 | 1974-02-19 | Rca Corp | Novel liquid crystal electro-optic devices |
| GB1433130A (en) * | 1972-11-09 | 1976-04-22 | Secr Defence | Substituted biphenyl and polyphenyl compounds and liquid crystal materials and devices containing them |
| US3837730A (en) * | 1973-11-28 | 1974-09-24 | Bell Telephone Labor Inc | Matrix-addressed liquid crystal display |
| JPS605630B2 (ja) * | 1973-07-06 | 1985-02-13 | セイコーエプソン株式会社 | 表示装置 |
| US3936815A (en) * | 1973-08-06 | 1976-02-03 | Nippon Telegraph And Telephone Public Corporation | Apparatus and method for writing storable images into a matrix-addressed image-storing liquid crystal display device |
| GB1478592A (en) * | 1974-03-01 | 1977-07-06 | Secr Defence | Liquid crystal devices |
| US3989356A (en) * | 1974-02-27 | 1976-11-02 | Gerald Altman | Photographic products for direct observation and optical projection, and photographic processes for their production and utilization, photographic devices for use therewith |
| JPS512982Y1 (en, 2012) * | 1974-05-01 | 1976-01-28 | ||
| US3973830A (en) * | 1974-06-07 | 1976-08-10 | Matsushita Electric Industrial Co., Ltd. | Electro-optic device |
| DE2504564B2 (de) * | 1974-06-07 | 1977-11-24 | (+)p-alkoxy-p'-(2-methylbutyl)azoxybenzole und ein diese enthaltendes cholesterinisches fluessigkristallgemisch | |
| US3947183A (en) * | 1974-09-25 | 1976-03-30 | Xerox Corporation | Liquid crystal display system |
| US4032470A (en) * | 1975-12-22 | 1977-06-28 | Rca Corporation | Electro-optic device |
| FR2356173A1 (fr) * | 1976-06-21 | 1978-01-20 | Gen Electric | Procede pour ameliorer le temps de descente d'un dispositif d'affichage a composition de cristaux liquides nematique en helice |
| US4385844A (en) * | 1977-04-07 | 1983-05-31 | Becton, Dickinson And Company | Novel compositions, devices and method |
| US4140016A (en) * | 1977-04-07 | 1979-02-20 | Becton, Dickinson And Company | Novel compositions, devices and method |
| US4239345A (en) * | 1979-04-16 | 1980-12-16 | Bell Telephone Laboratories, Incorporated | Bistable liquid crystal twist cell |
| US4296631A (en) * | 1979-09-21 | 1981-10-27 | Becton, Dickinson And Company | Liquid crystal compositions and devices |
| US4493531A (en) * | 1980-07-03 | 1985-01-15 | Control Interface Company Limited | Field sensitive optical displays, generation of fields therefor and scanning thereof |
| US4556289A (en) * | 1983-03-21 | 1985-12-03 | Manchester R & D Partnership | Low birefringence encapsulated liquid crystal and optical shutter using same |
| CA1241419A (en) * | 1983-08-26 | 1988-08-30 | Paul Milgram | Apparatus for influencing the presentation of visual information |
| JPS61198270A (ja) * | 1985-02-28 | 1986-09-02 | 富士通株式会社 | 投影形液晶表示装置、その方法および応用 |
| US5847798A (en) * | 1991-05-02 | 1998-12-08 | Kent State University | Polymer stabilized black-white cholesteric reflective display |
| US5453863A (en) * | 1991-05-02 | 1995-09-26 | Kent State University | Multistable chiral nematic displays |
| US5437811A (en) * | 1991-05-02 | 1995-08-01 | Kent State University | Liquid crystalline light modulating device and material |
| US5695682A (en) * | 1991-05-02 | 1997-12-09 | Kent State University | Liquid crystalline light modulating device and material |
| US6034753A (en) * | 1991-11-27 | 2000-03-07 | Reveo, Inc. | Circularly polarizing reflective material having super broad-band reflection and transmission characteristics and method of fabricating and using same in diverse applications |
| US5691789A (en) * | 1995-10-30 | 1997-11-25 | Li; Le | Single-layer reflective super broadband circular polarizer and method of fabrication therefor |
| US6753044B2 (en) | 1991-11-27 | 2004-06-22 | Reveo, Inc. | Coloring media having improved brightness and color characteristics |
| KR100320567B1 (ko) * | 1992-05-18 | 2002-06-20 | 액정광변조장치및재료 | |
| US5251048A (en) * | 1992-05-18 | 1993-10-05 | Kent State University | Method and apparatus for electronic switching of a reflective color display |
| US5463482A (en) * | 1993-10-18 | 1995-10-31 | Raychem Corporation | Liquid crystal composite with droplets of plural chiral nematic materials with different reflection bands |
| US5625477A (en) * | 1994-04-11 | 1997-04-29 | Advanced Display Systems, Inc. | Zero field multistable cholesteric liquid crystal displays |
| US5668614A (en) * | 1995-05-01 | 1997-09-16 | Kent State University | Pixelized liquid crystal display materials including chiral material adopted to change its chirality upon photo-irradiation |
| US5661533A (en) * | 1995-05-19 | 1997-08-26 | Advanced Display Systems, Inc. | Ultra fast response, multistable reflective cholesteric liquid crystal displays |
| US6404464B1 (en) | 1995-10-30 | 2002-06-11 | Reveo, Inc. | Method and system for producing color images with improved brightness and color characteristics on radiation absorptive surfaces |
| US6774961B2 (en) * | 1996-11-08 | 2004-08-10 | Reveo, Inc. | Broad-band polarizer and method of fabricating broad-band polarizers |
| US5933203A (en) * | 1997-01-08 | 1999-08-03 | Advanced Display Systems, Inc. | Apparatus for and method of driving a cholesteric liquid crystal flat panel display |
| US6034752A (en) * | 1997-03-22 | 2000-03-07 | Kent Displays Incorporated | Display device reflecting visible and infrared radiation |
| US6633319B1 (en) | 1998-03-30 | 2003-10-14 | Minolta Co., Ltd. | Image recording apparatus |
| US6477464B2 (en) | 2000-03-09 | 2002-11-05 | Donnelly Corporation | Complete mirror-based global-positioning system (GPS) navigation solution |
| US6379850B1 (en) * | 1998-06-25 | 2002-04-30 | Minolta Co., Ltd. | Rewritable thermosensible recording material, a production method thereof and a rewritable thermosensible recording medium |
| US6515717B1 (en) | 1998-08-28 | 2003-02-04 | Reveo, Inc. | Computer-based system for producing multi-color multilayer images on substrates using dry multi-colored cholesteric liquid crystal (CLC) pigment materials applied to binder material patterns |
| US20060066803A1 (en) * | 2004-09-30 | 2006-03-30 | Aylward Peter T | Substrate free flexible liquid crystal displays |
| EP1949666B1 (en) | 2005-11-01 | 2013-07-17 | Magna Mirrors of America, Inc. | Interior rearview mirror with display |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3322485A (en) * | 1962-11-09 | 1967-05-30 | Rca Corp | Electro-optical elements utilizing an organic nematic compound |
-
1967
- 1967-12-05 US US688123A patent/US3650603A/en not_active Expired - Lifetime
-
1968
- 1968-10-11 IL IL30859A patent/IL30859A/en unknown
- 1968-10-23 SE SE14316/68A patent/SE344245B/xx unknown
- 1968-11-15 GB GB1227616D patent/GB1227616A/en not_active Expired
- 1968-11-25 FR FR1592944D patent/FR1592944A/fr not_active Expired
- 1968-12-03 DE DE19681812479 patent/DE1812479A1/de active Pending
- 1968-12-03 ES ES361007A patent/ES361007A1/es not_active Expired
- 1968-12-04 NL NL6817348A patent/NL6817348A/xx unknown
- 1968-12-05 AT AT1188968A patent/AT287082B/de not_active IP Right Cessation
- 1968-12-05 CH CH1821268A patent/CH504008A/de not_active IP Right Cessation
- 1968-12-05 BE BE725009D patent/BE725009A/xx unknown
-
1974
- 1974-12-30 MY MY104/74A patent/MY7400104A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6817348A (en, 2012) | 1969-06-09 |
| IL30859A0 (en) | 1968-12-26 |
| GB1227616A (en, 2012) | 1971-04-07 |
| BE725009A (en, 2012) | 1969-05-16 |
| MY7400104A (en) | 1974-12-31 |
| US3650603A (en) | 1972-03-21 |
| DE1812479A1 (de) | 1970-02-19 |
| AT287082B (de) | 1971-01-11 |
| CH504008A (de) | 1971-02-28 |
| SE344245B (en, 2012) | 1972-04-04 |
| FR1592944A (en, 2012) | 1970-05-19 |
| ES361007A1 (es) | 1970-11-16 |
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