The mathematical methods of calculation and analysis of patent fund enable estimation of progress of technical object trends. Using these methods, certain directions of development of biaxial bogie of freight carriage, in particular promising ones and directions, which exhausted the potential, are determined.


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    Title :

    THE PREDICTION OF THE TWO-AXLES DEVELOPMENT OF FREIGHT CAR TRUCK


    Contributors:


    Publication date :

    2009



    Type of media :

    Article (Journal)


    Type of material :

    Electronic Resource


    Language :

    Unknown




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