B21H1/14 - CPC Classification Index

ClassID:

39047 ⎘

B21H1/14 - CPC Classification

Classification description:

Making articles shaped as bodies of revolution balls, rollers, cone rollers, or like bodies

Sub-classes:

B21H1/16 » for bearings 0

Recent Application in this class:

20200384524

Method for producing a connecting element, connecting element, and rolling tool

20150231754

Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus

20120180317

Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus