… 1. Plates, unexposed, consisting of a sheet of sensitised copper foil bonded to an in sulating backing, for the fabrication of electric circuits by printing and chemical etching. Adoption : 1963 …
… 1. Thermo-electric batteries consisting of thermo-electric couples connected in series, each couple being composed of two dissimilar semiconductor blocks (one … negative) joined by a copper bridge; a DC current gives cooling effect on one side of the battery and a heating …
… 1. Roof-covering product consisting of a solution of asphalt with added asbestos, mineral fillers and tung oil. Adoption : 1964 … 2. Coating for roofs, outer walls and metal surfaces consisting …
… 1. Spiralled wire, in the length, consisting of a galvanised steel wire, of circular section, … plastics, for use in the seats and backs of armchairs, in bedding, etc. Adoption : 1965 … 2. Assemblies of spiral …
… 1. "Mosaic panels of oak", for parquet flooring, consisting of wooden strips planed on two sides and arranged in groups in chess-board pattern, and provisionally …
… 1. Preparation consisting of synthetic wax with added colours and, in some cases, calcium carbonate (filler), used after melting for printing transfer paper by means of a roller printing …
… 1. Preparation consisting of synthetic wax with added colours and, in some cases, calcium carbonate (filler), used after melting for printing transfer paper by means of a roller printing …
… a round or half-round profile (cross-section), intended for driving into the ground for various uses (such as forming fences, support plants, tethering animals, marking boundaries, etc.). They have a …
… 1. Non-ornamental ashtrays, comprising a lower part (bowl) of porcelain or china and an … upper part (lid) of steel which consists essentially of a rotating plate operated by pressing a push-button of plastics and of a spiral spring …
… 1. Conservatory (or garden room) consisting of a metal structure, glass windows and doors, … of three walls, designed to be fitted permanently to an existing building. The weatherproof construction is connected to the …
