Drilldown: Patents
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Patents > Inventor country
:
DE
or
GB
or
US
& National tech categories
:
DE 77h.3
or
USPC 244/80
& Number of text pages:
2 ![](/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)
Use the filters below to narrow your results.
None (1) ·
Albert M. Collins (1) ·
Albin Huth (1) ·
Augustus Frederick Watson Macmanus (1) ·
Daniel Stephen Dickens (1) ·
Floyd E. Whitlatch (1) ·
Jens Wulff (1) ·
Joseph Herbeck (1) ·
Joseph Thompson Parker (1) ·
Marius Mathiesen (1) ·
Oscar Klemm (1) ·
Paul Lehmann (1) ·
Reinhold Richter (1) ·
William C. Culbertson (1)
None (3) ·
air pressure (1) ·
automatic stability (1) ·
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balloon (1) ·
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LTA (5) ·
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stability (5) ·
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temperature (1)
Showing below up to 14 results in range #1 to #14.