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DIFF Main Group
G09G 1/00

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; (cathode-ray oscilloscopes G01R13/20; )

Introduced: January 1980

Title

Titles differ between systems:

IPC: Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators

CPC: Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; (cathode-ray oscilloscopes G01R13/20; )

Full Title

Full titles differ between systems:

IPC:

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators

CPC:

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; (cathode-ray oscilloscopes G01R13/20; )

Of 11 combined children, 8 exist in both systems.

3 codes are CPC-only extensions.

3 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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  • G09G 1/002 CPC only CPC only
  • G09G 1/005 CPC only CPC only
  • G09G 1/007 CPC only CPC only
  • G09G 1/02 Storage circuits (G09G1/06 - G09G1/28 take precedence) since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/04 Deflection circuits since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/20 using multi-beam tubes (G09G1/26, G09G1/28 take precedence) since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/22 using tubes permitting selection of a complete character from a number of characters since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/24 using tubes permitting selection of individual elements forming in combination a character since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/26 using storage tubes since 1980 IPC+CPC Available in IPC and CPC