Drilldown: Patents
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Patents > Office :
AT or
DEG or
UN
& Applicant type :
INDIV or
INDIV + COMPANY
& Applicant is inventor:
Yes
& National tech categories :
AT 49b or
GB 4 propel & steer
& IPCs :
IPC B64C1/00 or
None
Use the filters below to narrow your results.
Showing below up to 2 results in range #1 to #2.