Drilldown: Patents

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Patents > Office : ?? or DE or HU or IN & Inventor country : DE or RO & Related to aircraft: 1 & IPCs : IPC B64B1/00 or IPC B64B1/58 or None & Number of diagram pages: 1 & Number of figures: 1-2

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None (17) · Heinrich Strieffler (2) · Reinhold Richter (2)
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Tech fields:
LTA (17) · airplane (13) · frame (11) · subsystem (9) · airship (8) · construction (6) · propulsion (6) · marine (4) · dirigible (4) · Design (4) · propeller (4) · helicopter (4) · compartments (4) · stability (4) · balloon (4)
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