Drilldown: Patents

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Patents > Office: DE & Applicant is inventor: None & Number of claims: 3-4

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LTA (8) · airplane (5) · balloon (4) · frame (3) · descent (2) · whole (2) · valve (2) · subsystem (2) · instrument (2) · ballast (2) · ascension (2)
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Showing below up to 19 results in range #1 to #19.

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