Puente de los Franceses (Madrid) Puente de los Franceses (Madrid) The Puente de los Franceses (Bridge of the Frenchmen) railway viaduct is located in Madrid, Spain. Comprising five semi-circular brick skew arches, it was built in the second half of the 19th century to carry the railway line from the north (Madrid - Venta de Baños - Irun) across the River Manzanares. The bridge is named after the nationality of the engineers who devised the project, who were of French origin. The bridge is also known as the French Bridge. The bridge was built between 1860 and 1862, along with other construction work on the
Madrid system 1 April 1996. The Madrid Agreement and Madrid Protocol were adopted at diplomatic conferences held in Madrid, Spain. The Madrid Agreement was originally intended to provide for an international registration system, but did not achieve this for two significant reasons: Some of the large trading nations like the United States, Japan, and Canada, which have a large number of filings at the national level, did not join the Madrid Agreement due to another perceived flaw in the system: if the home registration upon which an international registration was based came under 'central attack', the international registration would be cancelled or