Drilldown: Patents
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Patents > Year granted:
1900 - 1909
& Office:
ES
& Inventor country :
CH or
ES or
SE
& Related to aircraft :
1852-08-14 or
Yes
& IPCs :
IPC B64C11/00 or
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.