Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01Q
ANTENNAS, i.e. RADIO AERIALS
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7/00
Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
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H01Q7/02
Collapsible antennas; Retractable antennas
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