DIFF Subgroup
H01Q 1/22 by structural association with other equipment or articles
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of, or arrangements associated with, antennas > Supports; Mounting means > by structural association with other equipment or articles
CPC:
Details of, or arrangements associated with, antennas (arrangements for varying orientation of directional pattern H01Q3/00) > Supports; Mounting means > by structural association with other equipment or articles
CPC subdivides this area 4x more granularly than IPC with 5 additional codes.
5 codes are CPC-only extensions.
Child Classifications
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