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PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G03F 5/02

by projection methods (cameras G03B)

Introduced: September 1968

Title

Titles differ between systems:

IPC: by projecting methods

CPC: by projection methods (cameras G03B)

Full Title

Full titles differ between systems:

IPC:

Screening processes; Screens therefor > by projecting methods

CPC:

Screening processes; Screens therefor > by projection methods (cameras G03B)

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

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  • G03F 5/04 changing the screen effect IPC+CPC Available in IPC and CPC
  • G03F 5/06 changing the diaphragm effect IPC+CPC Available in IPC and CPC
  • G03F 5/08 using line screens IPC+CPC Available in IPC and CPC
  • G03F 5/10 using cross-line screens IPC+CPC Available in IPC and CPC
  • G03F 5/12 using other screens, e.g. granulated screen IPC+CPC Available in IPC and CPC