4. Wave transmission lines and networks
  5. Plural channel systems
  6. Having branched circuits

Joseph C. Lee

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Audio communication unit

Telephonic communications – Private or single line system – Two-way voice channel
Reexamination Certificate

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Compact broadband rectangular to coaxial waveguide junction

Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent

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Slender omni-directional, broad-band, high efficiency,...

Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
Reexamination Certificate

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Widebeam antenna

Communications: radio wave antennas – Antennas – Wave guide type
Patent

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Profile ID: LFUS-PAI-P-139917

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