Drilldown: Patents
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Patents > Office:
DE
& National tech categories:
DE 77h.5
& IPCs:
IPC B64C3/00
& CPCs
:
CPC B64C2700/6235
or
CPC B64C2700/6256
or
CPC B64C35/00
& Number of text pages:
1-2 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
None (2) ·
318793D (1) ·
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319965D (1) ·
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322230D (1) ·
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R0046657 (1)
Showing below up to 13 results in range #1 to #13.