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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
method for constructing extra-large variable cross section tunnel | 7 | 2014 |
correction method and correction structure for ballastless track subgrade of high-speed … 🛈 | 4 | 2014 |
connecting device for active beam and buttress beam of turnout | 3 | 2015 |
leakage coaxial cable fixture and elastomeric sheath used with same | 3 | 2013 |
continuous beam type anti-floating structure of shield tunnel | 3 | 2015 |
prefabricated aseismic structure with lining shield tunnel | 3 | 2014 |
magnetic levitation encircled track traffic double-line track beam | 3 | 2015 |
two-line rail girder of maglev rail-holding rail transit | 3 | 2015 |
magnetic suspension traffic engineering rail supporting structure | 3 | 2015 |
lowly arranged wire structure used in medium-low speed magnetic levitation traffic engin… 🛈 | 3 | 2015 |