Drilldown: Patents
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Patents > Inventor country
:
FR
or
GB
or
RO
& Applicant type:
None
& Publication date:
1900 - 1909
& Related to aircraft:
Yes
& National tech categories
:
DE 77h
or
DE 77h.5
or
FR 6.4
or
GB 4 without buoyant
or
USPC 244/45R ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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None (1) ·
352569D (1) ·
362340D (1) ·
363350D (1) ·
366129D (1) ·
366134D (1) ·
366150D (1) ·
380073D (1) ·
389582D (1)
Showing below up to 9 results in range #1 to #9.