Drilldown: Patents
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Patents > Year granted:
1910 - 1919
& Office :
AH or
DE or
GB or
SAX
& Inventor country :
BE or
MX
& Applicant type :
INDIV or
А. Нейфельд or
None
& First filing:
Yes
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None (4) ·
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Tragfläche (1) ·
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Showing below up to 11 results in range #1 to #11.