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Patents > CPCs: CPC B64B1/58 & Number of text pages: 1-3 & Number of figures: 5-30

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LTA (30) · frame (12) · balloon (9) · airship (7) · navigation (7) · construction (6) · ballonet (5) · dirigible (5) · stability (4) · gas (4) · rudder (3) · texture (3) · Design (3) · subsystem (3)
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