GB629165A - Improvements in or relating to materials for producing visual records - Google Patents
Improvements in or relating to materials for producing visual recordsInfo
- Publication number
- GB629165A GB629165A GB6474/46A GB647446A GB629165A GB 629165 A GB629165 A GB 629165A GB 6474/46 A GB6474/46 A GB 6474/46A GB 647446 A GB647446 A GB 647446A GB 629165 A GB629165 A GB 629165A
- Authority
- GB
- United Kingdom
- Prior art keywords
- solution
- substances
- malachite green
- added
- colourless
- 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
- 239000000463 material Substances 0.000 title abstract 2
- 230000000007 visual effect Effects 0.000 title abstract 2
- 239000000126 substance Substances 0.000 abstract 8
- -1 malachite green lactone Chemical class 0.000 abstract 6
- 239000000243 solution Substances 0.000 abstract 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 4
- 229940107698 malachite green Drugs 0.000 abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- 239000007864 aqueous solution Substances 0.000 abstract 3
- 239000011230 binding agent Substances 0.000 abstract 3
- 239000006185 dispersion Substances 0.000 abstract 3
- 229920000609 methyl cellulose Polymers 0.000 abstract 3
- 239000001923 methylcellulose Substances 0.000 abstract 3
- 235000010981 methylcellulose Nutrition 0.000 abstract 3
- 239000000376 reactant Substances 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- QONKLJMPKWQQFG-HPIZBCMHSA-N (2e,4e)-1,5-diphenylpenta-2,4-dien-1-one Chemical compound C=1C=CC=CC=1C(=O)\C=C\C=C\C1=CC=CC=C1 QONKLJMPKWQQFG-HPIZBCMHSA-N 0.000 abstract 1
- OBRGVMYQZVQHGO-UHFFFAOYSA-N 3,3-bis(3,5-dibromo-4-hydroxyphenyl)-2-benzofuran-1-one Chemical compound C1=C(Br)C(O)=C(Br)C=C1C1(C=2C=C(Br)C(O)=C(Br)C=2)C2=CC=CC=C2C(=O)O1 OBRGVMYQZVQHGO-UHFFFAOYSA-N 0.000 abstract 1
- MOMKYJPSVWEWPM-UHFFFAOYSA-N 4-(chloromethyl)-2-(4-methylphenyl)-1,3-thiazole Chemical compound C1=CC(C)=CC=C1C1=NC(CCl)=CS1 MOMKYJPSVWEWPM-UHFFFAOYSA-N 0.000 abstract 1
- 239000005995 Aluminium silicate Substances 0.000 abstract 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 abstract 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 1
- 239000001828 Gelatine Substances 0.000 abstract 1
- 229920000084 Gum arabic Polymers 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 abstract 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 abstract 1
- 241001465754 Metazoa Species 0.000 abstract 1
- 239000004372 Polyvinyl alcohol Substances 0.000 abstract 1
- 241000978776 Senegalia senegal Species 0.000 abstract 1
- 229920002472 Starch Polymers 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 239000005083 Zinc sulfide Substances 0.000 abstract 1
- 239000000205 acacia gum Substances 0.000 abstract 1
- 235000010489 acacia gum Nutrition 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229940001007 aluminium phosphate Drugs 0.000 abstract 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 235000012211 aluminium silicate Nutrition 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 150000004982 aromatic amines Chemical class 0.000 abstract 1
- 239000000440 bentonite Substances 0.000 abstract 1
- 229910000278 bentonite Inorganic materials 0.000 abstract 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 abstract 1
- YLZSIUVOIFJGQZ-UHFFFAOYSA-N bis[4-(dimethylamino)phenyl]methanol Chemical compound C1=CC(N(C)C)=CC=C1C(O)C1=CC=C(N(C)C)C=C1 YLZSIUVOIFJGQZ-UHFFFAOYSA-N 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- 239000001110 calcium chloride Substances 0.000 abstract 1
- 229910001628 calcium chloride Inorganic materials 0.000 abstract 1
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical class [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 1
- 239000005018 casein Substances 0.000 abstract 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 abstract 1
- 235000021240 caseins Nutrition 0.000 abstract 1
- 239000004927 clay Substances 0.000 abstract 1
- 239000008199 coating composition Substances 0.000 abstract 1
- 238000012505 colouration Methods 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 abstract 1
- 229920000159 gelatin Polymers 0.000 abstract 1
- 235000019322 gelatine Nutrition 0.000 abstract 1
- 239000003292 glue Substances 0.000 abstract 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 abstract 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 abstract 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 abstract 1
- 239000001095 magnesium carbonate Substances 0.000 abstract 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 abstract 1
- FDZZZRQASAIRJF-UHFFFAOYSA-M malachite green Chemical compound [Cl-].C1=CC(N(C)C)=CC=C1C(C=1C=CC=CC=1)=C1C=CC(=[N+](C)C)C=C1 FDZZZRQASAIRJF-UHFFFAOYSA-M 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- AFAIELJLZYUNPW-UHFFFAOYSA-N pararosaniline free base Chemical compound C1=CC(N)=CC=C1C(C=1C=CC(N)=CC=1)=C1C=CC(=N)C=C1 AFAIELJLZYUNPW-UHFFFAOYSA-N 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000009877 rendering Methods 0.000 abstract 1
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 abstract 1
- 229940043267 rhodamine b Drugs 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 235000019983 sodium metaphosphate Nutrition 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000008107 starch Substances 0.000 abstract 1
- 235000019698 starch Nutrition 0.000 abstract 1
- KRVRUAYUNOQMOV-UHFFFAOYSA-N tris(4-aminophenyl)methanol Chemical compound C1=CC(N)=CC=C1C(O)(C=1C=CC(N)=CC=1)C1=CC=C(N)C=C1 KRVRUAYUNOQMOV-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/025—Applications of microcapsules not provided for in other subclasses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/1246—Application of the layer, e.g. by printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/132—Chemical colour-forming components; Additives or binders therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Color Printing (AREA)
- Paper (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52057344A | 1944-01-31 | 1944-01-31 | |
| US58183445A | 1945-03-09 | 1945-03-09 | |
| US60176145A | 1945-06-27 | 1945-06-27 | |
| US784939A US2505471A (en) | 1944-01-31 | 1947-11-08 | Process of making pressure sensitive record material |
| US714657XA | 1951-08-31 | 1951-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB629165A true GB629165A (en) | 1949-09-14 |
Family
ID=31192441
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB6474/46A Expired GB629165A (en) | 1944-01-31 | 1946-03-01 | Improvements in or relating to materials for producing visual records |
| GB24784/48A Expired GB656859A (en) | 1944-01-31 | 1948-09-22 | Material for producing visible records |
| GB21260/52A Expired GB714657A (en) | 1944-01-31 | 1952-08-25 | Improvements in record materials |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB24784/48A Expired GB656859A (en) | 1944-01-31 | 1948-09-22 | Material for producing visible records |
| GB21260/52A Expired GB714657A (en) | 1944-01-31 | 1952-08-25 | Improvements in record materials |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2505471A (en, 2012) |
| BE (4) | BE480326A (en, 2012) |
| CH (4) | CH276723A (en, 2012) |
| DE (3) | DE878806C (en, 2012) |
| FR (5) | FR923467A (en, 2012) |
| GB (3) | GB629165A (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3995088A (en) | 1974-02-01 | 1976-11-30 | Ciba-Geigy Corporation | Coated pressure-sensitive recording material |
| US4509065A (en) * | 1981-12-04 | 1985-04-02 | The Wiggins Teape Group Limited | Record material |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2618573A (en) * | 1944-01-31 | 1952-11-18 | Ncr Co | Process of making pressure sensitive record material |
| BE519125A (en, 2012) * | 1952-05-13 | |||
| BE530008A (en, 2012) * | 1953-06-30 | |||
| DE1122495B (de) * | 1953-06-30 | 1962-01-25 | Ncr Co | Verfahren zur Herstellung mikroskopischer, OEl enthaltender Kapseln |
| US2972547A (en) * | 1957-08-05 | 1961-02-21 | Antioch College | Acyl hydrazine compositions and methods of producing color therewith |
| US3096189A (en) * | 1958-12-10 | 1963-07-02 | Allied Chemical Comporation | Duplicating sheet and colored coating compositions therefor |
| DE1119302B (de) * | 1959-07-11 | 1961-12-14 | Gerhard Ritzerfeld | Verfahren zur Herstellung von Abdrucken von Druckformen mit einem Farbvorrat von Triphenylmethan-Farbstoffen |
| US3011905A (en) * | 1959-09-09 | 1961-12-05 | Columbia Ribbon & Carbon | Manifold system comprising reactant donor and receptor sheets |
| DE1188828B (de) * | 1960-07-25 | 1965-03-11 | Siemens Ag | Stoerungsschreiber mit einem Schreiborgan und einer schnell umlaufenden Registriertrommel |
| NL292921A (en, 2012) * | 1963-05-17 | 1900-01-01 | ||
| GB1147480A (en) * | 1966-04-07 | 1969-04-02 | Ncr Co | A pressure-sensitive copying material |
| BE794459A (fr) * | 1972-01-24 | 1973-05-16 | Fuji Photo Film Co Ltd | Feuille d'enregistrement |
| JPS572112B2 (en, 2012) * | 1974-03-26 | 1982-01-14 | ||
| DE2601864C3 (de) * | 1976-01-20 | 1981-11-12 | Feldmühle AG, 4000 Düsseldorf | Aufzeichnungspapier |
| DE2743800C3 (de) * | 1977-09-29 | 1980-04-03 | Feldmuehle Ag, 4000 Duesseldorf | Druckempfindliches Aufzeichnungsmaterial und Streichmasse zu semer Herstellung |
| AT372909B (de) * | 1979-03-20 | 1983-11-25 | Manuel Ing Cespon | Farbentwicklermassen zur herstellung eines druck- empfindlichen aufzeichungsmaterials mit besonders starker farbbildung und lichtbestaendigkeit |
| DE2926837C2 (de) * | 1979-07-03 | 1982-04-15 | Drescher Datendrucke GmbH, 7255 Rutesheim | Verfahren zur Herstellung eines Aufzeichnungsmaterials |
| DE3014621B1 (de) * | 1980-04-16 | 1981-04-23 | MD Papierfabriken Heinrich Nicolaus GmbH, 8060 Dachau | Reaktionsdurchschreibepapier |
| FR2482989A1 (fr) * | 1980-05-22 | 1981-11-27 | Interox | Procede pour la regeneration de vieux papiers |
| US4360548A (en) * | 1980-10-24 | 1982-11-23 | The Standard Register Company | Self-contained covert image |
| ZA828474B (en) * | 1981-12-04 | 1983-08-31 | Wiggins Teape Group Ltd | Record material |
| GB2170036A (en) * | 1985-01-21 | 1986-07-23 | Robin Roy Richards | Question and answer teaching aid |
| GB8723588D0 (en) * | 1987-10-07 | 1987-11-11 | Wiggins Teape Group Ltd | Pressure sensitive record material |
| JP2566628B2 (ja) * | 1988-08-24 | 1996-12-25 | 保土谷化学工業株式会社 | フレオラン化合物および記録材料 |
| WO2008038645A1 (fr) | 2006-09-29 | 2008-04-03 | Nippon Paper Industries Co., Ltd. | Matériau d'impression sensible à la chaleur |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1844199A (en) * | 1928-08-30 | 1932-02-09 | Rca Corp | Pyro-recording paper |
| NL39477C (en, 2012) * | 1934-02-08 | |||
| US2299693A (en) * | 1940-02-23 | 1942-10-20 | Ncr Co | Coating for paper |
| GB550332A (en) * | 1941-06-30 | 1943-01-04 | Josef Groak | Improvements in or relating to transfer copying materials |
-
0
- BE BE485588D patent/BE485588A/xx unknown
- BE BE478120D patent/BE478120A/xx unknown
- BE BE485589D patent/BE485589A/xx unknown
- BE BE480326D patent/BE480326A/xx unknown
-
1946
- 1946-03-01 GB GB6474/46A patent/GB629165A/en not_active Expired
- 1946-03-07 FR FR923467D patent/FR923467A/fr not_active Expired
- 1946-03-07 FR FR923465D patent/FR923465A/fr not_active Expired
-
1947
- 1947-11-08 US US784939A patent/US2505471A/en not_active Expired - Lifetime
- 1947-11-27 CH CH276723D patent/CH276723A/fr unknown
-
1948
- 1948-01-06 CH CH277328D patent/CH277328A/fr unknown
- 1948-09-22 GB GB24784/48A patent/GB656859A/en not_active Expired
- 1948-10-26 CH CH291101D patent/CH291101A/fr unknown
- 1948-10-27 CH CH291102D patent/CH291102A/fr unknown
- 1948-11-05 FR FR59544D patent/FR59544E/fr not_active Expired
- 1948-11-05 FR FR59543D patent/FR59543E/fr not_active Expired
-
1949
- 1949-01-01 DE DEP29055D patent/DE878806C/de not_active Expired
- 1949-01-01 DE DEP29058A patent/DE871604C/de not_active Expired
-
1952
- 1952-07-18 FR FR63097D patent/FR63097E/fr not_active Expired
- 1952-07-31 DE DEN5871A patent/DE932614C/de not_active Expired
- 1952-08-25 GB GB21260/52A patent/GB714657A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3995088A (en) | 1974-02-01 | 1976-11-30 | Ciba-Geigy Corporation | Coated pressure-sensitive recording material |
| US4509065A (en) * | 1981-12-04 | 1985-04-02 | The Wiggins Teape Group Limited | Record material |
Also Published As
| Publication number | Publication date |
|---|---|
| GB656859A (en) | 1951-09-05 |
| CH291101A (fr) | 1953-05-31 |
| FR923465A (fr) | 1947-07-08 |
| DE932614C (de) | 1955-09-05 |
| FR923467A (fr) | 1947-07-08 |
| CH276723A (fr) | 1951-07-31 |
| FR63097E (fr) | 1955-07-15 |
| US2505471A (en) | 1950-04-25 |
| BE478120A (en, 2012) | |
| BE485588A (en, 2012) | |
| CH277328A (fr) | 1951-08-31 |
| GB714657A (en) | 1954-09-01 |
| FR59543E (fr) | 1954-06-28 |
| DE878806C (de) | 1953-06-05 |
| BE485589A (en, 2012) | |
| FR59544E (fr) | 1954-06-28 |
| CH291102A (fr) | 1953-05-31 |
| DE871604C (de) | 1953-03-23 |
| BE480326A (en, 2012) |
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