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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
H01J 37/317

for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation (H01J37/36 takes precedence)

Introduced: January 1980

Title

Titles differ between systems:

IPC: for changing properties of the objects or for applying thin layers thereon, e.g. ion implantation

CPC: for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation (H01J37/36 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof > Electron-beam or ion-beam tubes for localised treatment of objects > for changing properties of the objects or for applying thin layers thereon, e.g. ion implantation

CPC:

Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof (H01J33/00, H01J40/00, H01J41/00, H01J47/00, H01J49/00 take precedence) > Electron-beam or ion-beam tubes for localised treatment of objects > for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation (H01J37/36 takes precedence)

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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