Drilldown: Patents
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Patents > Year granted:
1909
& Office :
BE or
GR or
US
& Inventor country :
US or
None
& Assigned to :
Varioplane Company or
None
& National tech categories:
USPC 244/80
& CPCs :
CPC B64C17/00 or
CPC B64C2700/6274
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.