Drilldown: Patents
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Choose a table:
- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (966)
- Patents (17614)
- Person (2147)
- Publications (24569)
- Techtypes (2381)
Patents > Office :
DE or
HU or
SE
& Related to aircraft :
-1 or
0 or
1 or
1912-01-30
& National tech categories :
DE 37f.8 or
DE 77h
& IPCs :
IPC B64C1/00 or
IPC E05D15/06
Use the filters below to narrow your results.
Showing below up to 2 results in range #1 to #2.