1
Marquet Jean Francois, Hernandez Charles: Method for teletext character alignment and device for carrying out this method.. Telediffusion Fse, Signalisation Continental, December 10, 1980: EP0020242-A2 (88 worldwide citation)

L'invention a pour objet un procédé pour l'alignement des caractères de télétexte sur l'écran d'un récepteur de télévision, les caractères étant organisés en rangées horizontales occupant chacune un certain nombre de lignes de balayage, la dimension verticale des caractères, et donc des rangées, pou ...


2
Rutter William J, Goodman Howard Michael: Dna transfer vector, host transformed with it, vaccine, and their production.. Univ California, December 10, 1980: EP0020251-A2 (64 worldwide citation)

DNA transfer vector comprising the genome of a non-passageable virus. The vector can be a plasmid and the virus hepatitis B virus. The production of antigenic protein by the expression of the recombinant DNA in a host cell. The enhancing of the antigenicity and the stability of the antigenic protein ...


3
Osman Maged A Dr: Liquid-crystal compositions.. Merck Patent, December 10, 1980: EP0019665-A1 (58 worldwide citation)

Anisotrope Verbindungen der Formel (I) in weicher X bis X gleich oder verschieden sind und Wasserstoffatome, Halogenatome, die Nitrogruppe oder die Nitrilgruppe sind, Z eine Kovalenzbindung oder die Carboxylgruppe -C(O)O-, der Kern A ein Benzol- oder trans-Cyclohexanring und Y eine Gruppe R, RNH-, i ...


4
Firket Jean Oscar: Installation for unloading hopper wagons and the like.. Belotti Pierre, December 10, 1980: EP0019967-A1 (49 worldwide citation)

1. Discharging installation for hopper wagons and the like situated beneath a railway track, in a trench, and comprising a hopper under the opening of which the upper part of an endless conveyor belt is situated, deflectors inclined downwards from the upstream to the downstream side in respect to th ...


5
Aluminium chlorhydroxide and preparation thereof. Gillette Co, December 10, 1980: GB2048229-A (46 worldwide citation)

A novel aluminium chlorhydroxide comprises at least 46% by weight of an Al' group of aluminium chlorhydroxide complexes which are characterised by exhibiting anomalous permeation and reaction rates in gel permeation chromatography and ferron tests. This aluminium chlorhydroxide is prepared by ageing ...


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Rear view mirror for vehicles. Mirrorcraft, December 10, 1980: GB2048189-A (44 worldwide citation)

A vehicle rear view mirror (10) has a composite surface including a primary reflecting surface (11) which may be planar and formed therewith a secondary or auxiliary mirror section (14), that has an arcuately curved reflecting surface, in a corner area of the primary mirror so as to be effectively n ...


8
Brulhart Paul, Tylmann Josef: Backwash filtration device.. Sulzer, December 10, 1980: EP0019656-A1 (37 worldwide citation)

1. A backwashable filter installation for the purification of water, comprising at least one filter bed having a base bearing a layer of granular filter material, in or on which base drainage pipes are laid for collecting the filtrate, said pipes leading into a filtrate collecting duct beneath the l ...


9
Kato Seiji, Ueno Norio, Kakuishi Mitsuo, Ito Akihiko, Iwata Atsushi: Switched-capacitor filter.. Fujitsu, Nippon Telegraph & Telephone, December 10, 1980: EP0020131-A1 (36 worldwide citation)

The passive prefilter (61) is comprised only of a plurality of additional switched capacitors (62) which are added to a switched capacitor (63) common to a switched-capacitor filter (32). The switched capacitor (63) common to said switched-capacitor filter is driven by clock pulses at the sampling f ...


10
Marxer Adrian Prof Dr, Eichenberger Kurt Dr: Pyrimidine compounds, process for their preparation, pharmaceutical compositions containing them and their therapeutical use.. Ciba-Geigy, December 10, 1980: EP0019811-A1 (35 worldwide citation)

Compounds of the formula I in which Py represents an optionally substituted 4-or 5-pyrimidinyl radical bonded via a carbon atom to the nitrogen atom, R1 and R2 independently of one another represent hydrogen, lower alkyl or lower alkenyl, and Alk represents lower alkylene which separates the two nit ...