Drilldown: Patents
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Patents > Supplementary to patent
:
Patent BE-1914-266620
or
Patent GB-1911-29012
or
Patent NO-1915-12-15 Carl Alfred Johansson
& Related to aircraft
:
.5?
or
0.5
or
1911-07-04
or
No
or
Yes
& CPCs:
CPC B64C2700/6212
& Number of figures:
8-16 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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