A kind of passenger train 209 type safe rope elongation arrangment of bogie spring plank carrier
A kind of passenger train 209 type safe rope elongation arrangment of bogie spring plank carrier
- CN 205,769,311 U
- Filed: 07/21/2016
- Issued: 12/07/2016
- Est. Priority Date: 07/21/2016
- Status: Active Grant
- EN CH
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