B23B2222/52 - CPC Classification Index

ClassID:

40928 ⎘

B23B2222/52 - CPC Classification

Classification description:

Materials of tools or workpieces composed of metals, alloys or metal matrices Magnesium

Recent Application in this class:

20190184472

Drill Bit And Hole Formation Method

20180009039

HARD COATING FILM

20150285958

LIGHTWEIGHT REFLECTING OPTICS

20060040592

Tool and process for chrome plating a vehicle wheel surface

20050120557

Process for copper free chrome plating of a vehicle wheel surface