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Patents > Office : BE or GB or HU & Inventor country : DE or Russia & CPCs : CPC B64B1/58 or CPC B64C2700/6274

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None (14) · LTA (13) · frame (7) · fabric (6) · balloon (6) · envelope (5) · car (4) · Construction (4) · propulsion (3) · design (3) · airship (3) · whole (3) · ballonet (2) · airplane (2) · landing (2) · Texture (2) · balloons (2) · dirigible (2) · propeller (2)
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Showing below up to 35 results in range #1 to #35.

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