… 1. Air purifying filters, ready for use in the inlet or outlet of heating pipes, … in a square paperboard frame (dimensions : 50 x 50 x 5 cm). Adoption : 1960 …
… device for an agricultural tractor, a soil-cutter and a bladed wheel driven from the tractor power take-off which throws the earth on the clamp. Adoption : 1965 …
… rollers, usually assembled so that the axes of rotation of adjacent rollers are at an angle of 90° to each other, held in a pressed steel retainer. Adoption : 1962 …
… use in the seats and backs of armchairs, in bedding, etc. Adoption : 1965 … 2. Assemblies of spiral springs (innerspring units) for mattresses. Adoption : 1983 …
… which are presented without skin and are frozen, include radial cartilage in a weight ratio of approximately 86 % of meat to 14 % of cartilage. Application of GIRs 1 and 6. Adoption : 2003 …
… 1. Rectangular sheets of hardened casein, made by moulding in a press, clearly having the character of … moulding solely to facilitate removal from the mould. Adoption : 1961 …
… of several circular sections, of decreasing diameter, made of fibreboard of wood, designed for assembly by being … silos were not fitted with mechanical or thermal equipment. Adoption : 1977 …
… 1. Engine pulley made of steel, its inner part has a roller that allows the … with parts of the motor. Application of GIRs 1 and 6 . Adoption : 2019 …
