Drilldown: Patents
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Patents > Office
:
AT
or
DE
or
DK
or
GR
or
NO
& Inventor country:
FR
& IPCs
:
IPC B64C1/00
or
IPC B64C27/04
or
None
& CPCs
:
CPC B64B1/58
or
CPC B64C3/42 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/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)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
Use the filters below to narrow your results.
None (1) ·
airship (1) ·
balloon (2) ·
compartments (1) ·
frame (2) ·
gas (1) ·
LTA (2) ·
nonrigid (1) ·
rigid (1)
Showing below up to 4 results in range #1 to #4.