Drilldown: Patents
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Choose a table:
- Airplane (18)
- Airship (15)
- Companies (476)
- Event (141)
- Letters (683)
- Organizations (964)
- Patents (17575)
- Person (2118)
- Publications (24564)
- Techtypes (2373)
Patents > Office :
CL or
GB or
US
& National tech categories:
USPC 244/89
& CPCs :
CPC B64C13/00 or
CPC B64C2700/6212 or
CPC B64C3/00 or
None
Use the filters below to narrow your results.
Showing below up to 7 results in range #1 to #7.