4. Ships
  5. Submersible device

Ronald H. Knapp

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Collapsible support apparatus

Chairs and seats – Collapsible chair; i.e. – relatively folding bottom – back,... – Collapsed to a compact bundle having all rigid elongated...
Patent

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Highly-stiffened, dual-axle antenna tracking pedestal

Communications: radio wave antennas – Antennas – With means for moving directive antenna for scanning,...
Patent

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Polyhedrally stiffened cylindrical (PC) pressure hull

Ships – Submersible device
Patent

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Pressure and buckling resisting undulated polyhedral shell struc

Static structures (e.g. – buildings) – Tubular structure with exposed terminus edge protector
Patent

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Profile ID: LFUS-PAI-P-547832

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