-- for dry-etching patterns on semiconductor materials

HS v2002 Code: 845691

Revisions to 845691

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 845691. The most recent 1 version of this code (845691) is in the HS v2002 system (this version):

This page shows the most recent version of code 845691.

Family tree for -- for dry-etching patterns on semiconductor materials

    graph LR
    A["<a href='/classifications/hs/v2002/84'>84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof</a>"]
A --> B["<a href='/classifications/hs/v2002/8456'>8456: Machine-tools for working any material by removal of material, by laser or other light or photon beam, ultrasonic, electro-discharge, electro-chemical, electron beam, ionicbeam or plasma arc processes.</a>"]
B --> C["<a href='/classifications/hs/v2002/845691'>845691: -- for dry-etching patterns on semiconductor materials</a>"]

    B --> D["<a href='/classifications/hs/v2002/845610'>845610: - operated by laser or Other Light or photon beam processes</a>"]
B --> E["<a href='/classifications/hs/v2002/845620'>845620: - operated by ultrasonic processes</a>"]
B --> F["<a href='/classifications/hs/v2002/845630'>845630: - operated by electro-discharge processes</a>"]
B --> G["<a href='/classifications/hs/v2002/845699'>845699: -- Other</a>"]

    

    %% Color coordination by level

    classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px
    classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



  %% Apply classes
  class A level2
class B level4
class C level6
class D level6
class E level6
class F level6
class G level6

  class C highlight

  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
  %% class J,K,L,M,N,O,P level3
  %% class C highlight