CPC Subgroup
H01Q 9/34 Mast, tower, or like self-supporting or stay-supported antennas
Full Title
Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements > Resonant antennas > with feed to end of elongated active element, e.g. unipole (H01Q9/44 takes precedence) > Vertical arrangement of element (H01Q9/40 takes precedence) > Mast, tower, or like self-supporting or stay-supported antennas