Drilldown: Patents
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Patents > Year filed:
1909
& Applicant type :
AGENT or
INDIV or
А. Нейфельд
& Supplementary to patent :
Patent FR-1909-420322 or
Patent GB-1908-4519 or
None
& CPCs :
CPC B64C2700/6218 or
CPC B64C35/00
& Number of claims:
2-3
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Showing below up to 7 results in range #1 to #7.