B61D7/12 - CPC Classification Index

ClassID:

68086 ⎘

B61D7/12 - CPC Classification

Classification description:

Hopper cars the hoppers being movable

Recent Application in this class:

20220371628

COVERED HOPPER RAILCAR

20210300443

Cab roof structure, cab and rail train

20190225242

Aggregate train and methods of loading and unloading

20170355385

Aggregate train and methods of loading and unloading

20170327130

Engineering vehicle having ballast unloading device and ballast leveling device

20170191226

Cleaning vehicle for cleaning ballast of a track