E21D15/56 - CPC Classification Index

ClassID:

136129 ⎘

E21D15/56 - CPC Classification

Classification description:

Props ; Chocks, e.g. made of flexible containers filled with backfilling material; Component parts or details of props Details of locks of telescopic props

Sub-classes:

E21D15/563 » {by which a series of similarly shaped props can obtain an almost equal load-capacity } 0
E21D15/566 » {comprising a fluid cushion} 0

Recent Application in this class:

20170108016

2017-04-20

Sleeve holder for a hydraulic cylinder

20130039704

2013-02-14

Device for roof support of underground mine/tunnel