4. Communications: radio wave antennas
  5. Antennas
  6. With support for antenna, reflector or director

Robert J. Foster

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Aerial assembly with combination tower-guide

Communications: radio wave antennas – Antennas – With support for antenna – reflector or director
Patent

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Flipping stage arrangement for reduced wafer contamination...

Optics: measuring and testing – Sample – specimen – or standard holder or support
Reexamination Certificate

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Sight glass assembly

Optical: systems and elements – Optical aperture or tube – or transparent closure
Patent

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Sight glass assembly

Measuring and testing – Liquid level or depth gauge – Sight glass
Patent

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Profile ID: LFUS-PAI-P-1092463

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