Communications: Radio Wave Antennas Patents (Class 343)
- Having electric space discharge device (Class 343/701)
- With radio cabinet (Class 343/702)
- Measuring signal energy (Class 343/703)
- With ice clearer or preventer (Class 343/704)
- With aircraft (Class 343/705)
- Waterborne (e.g., buoyant or with watercraft) (Class 343/709)
- With vehicle (Class 343/711)
- Body-attached or connected (Class 343/718)
- Buried underground or submerged under water (Class 343/719)
- Combined with diverse-type art device (Class 343/720)
- With lumped reactance filter in active antenna (Class 343/722)
- Single adjustable length electrically long linear antenna (Class 343/723)
- Convertible to different antennas (Class 343/724)
- Plural separate diverse type (Class 343/725)
- Plural diverse-type antennas using same active element (Class 343/729)
- Traveling wave type (Class 343/731)
- With terminating resistance at open end (Class 343/739)
- High frequency type loops (Class 343/741)
- With variable reactance for tuning antenna (Class 343/745)
- With lumped reactance for loading antenna (Class 343/749)
- With spaced or external radio wave refractor (e.g., lens) (Class 343/753)
- With polarization filter or converter (Class 343/756)
- With means for moving directive antenna for scanning, sweeping or orienting (Class 343/757)
- Slot type (Class 343/767)
- Wave guide type (e.g., horn) (Class 343/772)
- Including magnetic material (Class 343/787)
- Within conductive apertured wall (Class 343/789)
- Active sleeve surrounds feed line (Class 343/790)
- Logarithmically periodic (Class 343/792.5)
- Balanced doublet - centerfed (e.g., dipole) (Class 343/793)
- Planar array of linear antennas (Class 343/824)
- Fractional, multiple, or full wave length linear type (Class 343/825)
- Active antenna as reflector (Class 343/832)
- Antenna with parasitic director (Class 343/833)
- Antenna with parasitic reflector (Class 343/834)
- With electrical shield (Class 343/841)
- Having an appreciable wave length dimension (Class 343/843)
- Plural antennas spaced a fractional or full wave length apart (Class 343/844)
- With ground connection spaced from feed line connection (Class 343/845)
- With grounding structure (including counterpoises) (Class 343/846)
- With coupling network or impedance in the leadin (Class 343/850)
- Loop type (Class 343/866)
- With housing or protective covering (Class 343/872)
- Mast or tower type (Class 343/874)
- Switching between antennas and lines (Class 343/876)
- With reel for antenna (Class 343/877)
- With support for antenna, reflector or director (Class 343/878)
- Plural antennas (Class 343/893)
- With signal, indicator or alarm (Class 343/894)
- Spiral or helical type (Class 343/895)
- Rods or wire form cage or hollow post (Class 343/896)
- Mesh, woven, braided or multiple strip (Class 343/897)
- Hollow metallic body (Class 343/898)
- Having area increasing means (e.g., spiniferous, metal ball on top) (Class 343/899)
- Rod type (Class 343/900)
- Combined (Class 343/904)
- Antenna components (Class 343/907)
- Microstrip (Class 343/700MS)
