Protective cover for railway tank car

The utility model particularly relates to a protective cover for a railway tank car. The protective cover is used for solving the problems that a spring opening assisting device of an existing railway tank car protective cover device has many accessories and is tedious in structure. The device compr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BAI XUELING, LIANG QINYI, ZHOU JIANHUI, ZHANG WEIMING, MA ZONGHONG, HOU JUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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