Drilldown: Patents
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- Airplane (18)
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- Patents (17611)
- Person (2131)
- Publications (24568)
- Techtypes (2379)
Patents > Year granted:
1913
& Applicant firm:
None
& Applicant type :
COMPANY + INDIV or
COMPANY+INDIV or
Hermann Burkardt or
INDIV
& National tech categories:
USPC 244/233
& IPCs :
IPC B64B1/00 or
IPC B64C13/00 or
IPC B64C39/00
Use the filters below to narrow your results.
Showing below up to 2 results in range #1 to #2.