Société par actions
French-Polish Rail Association (Polish: "Francusko-Polskie Towarzystwo Kolejowe", "FPTK", French: "Compagnie Franco-Polonaise de Chemins de Fer", "CFPCF") was a Joint-stock company, established in 1931 to complete construction and then usage of the Polish Coal Trunk-Line. Its offices were in Paris, Warsaw, and Bydgoszcz. Its manager in chief was a Frenchman, Charles Laurent.