Drilldown: Patents
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- Patents (17557)
- Person (2115)
- Publications (24564)
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Patents > Year filed:
1860 - 1869
& Applicant type :
Hermann Burkardt or
INDIV
& Supplementary to patent :
Patent AT-1911-57225 or
Patent GB-1908-4519 or
None
& CPCs :
CPC B64B1/40 or
CPC B64C2700/6212
Use the filters below to narrow your results.
Showing below up to 2 results in range #1 to #2.