Drilldown: Patents
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Patents > Application number:
504302D
& Grant date:
1920 - 1929
& Granted:
Yes
& Supplementary to patent :
Patent FR-1916-502839 or
Patent US-1913-04-21 George Raymond Lawrence or
None
& Assigned to :
Rubber Balloon Company of America or
Établissements de Dion-Bouton or
None
& IPCs :
IPC B64C3/18 or
IPC B64C39/00
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Showing below up to 1 result in range #1 to #1.