4. Communications: radio wave antennas
  5. Antennas
  6. Wave guide type

John L. Collins

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Flat phased array antenna

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

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Flat phased array antenna

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

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Rail clip support

Railways: surface track – Fastenings – Clamps
Patent

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Rail fastener applicator

Railways – Track layers – Trail rail mounted rail anchor applicator
Patent

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Removing elastic rail fasteners

Railways – Track layers – Track raising car
Patent

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Profile ID: LFUS-PAI-P-543354

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