Drilldown: Patents
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Patents > Year granted:
1913
& Applicant type :
COMPANY + INDIV or
COMPANY+INDIV or
Hermann Burkardt or
INDIV or
INIDV or
LTA
& National tech categories:
USPC 244/99
& IPCs :
IPC B64B1/00 or
IPC B64C13/00
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.