DIFF Subgroup
H04B 7/26 at least one of which is mobile
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Radio transmission systems, i.e. using radiation field > for communication between two or more posts > at least one of which is mobile
CPC:
Radio transmission systems, i.e. using radiation field (H04B10/00, H04B15/00 take precedence) > for communication between two or more posts (wireless communication networks H04W) > at least one of which is mobile
Of 9 combined children, 0 exist in both systems.
9 codes are CPC-only extensions.
Child Classifications
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