Drilldown: Patents
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Patents > Office
:
CA
or
CL
or
DE
or
ES
or
FI
& Applicant is inventor:
Yes
& National tech categories
:
DE 77h.4
or
GB 4 propel & steer
& IPCs:
IPC B64B1/14 ![](/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)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
Use the filters below to narrow your results.
airship (1) ·
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frame (2) ·
gas (1) ·
LTA (4) ·
material (2) ·
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Tragkörper (1)
Showing below up to 4 results in range #1 to #4.