E21C31/00 - CPC Classification Index

ClassID:

135843 ⎘

E21C31/00 - CPC Classification

Classification description:

Driving means incorporated in machines for slitting or completely freeing the mineral from the seam

Sub-classes:

E21C31/02 » for cutting or breaking-down devices 47
E21C31/08 » for adjusting parts of the machines 23
E21C31/10 » for slewing parts of the machines 5
E21C31/12 » Component parts 32

Recent Application in this class:

20180179892

Collision Avoidance Control Method and System

20130038114

Self-propelled surface milling cutter