Drilldown: Patents
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Patents > Office :
AT or
CA or
DE or
FR
& Supplementary to patent :
Patent AT-1911-57225 or
Patent GB-1920-04-06 Vickers Limited or
Patent US-1909-970771 or
None
& IPCs:
IPC B64C35/00
& Number of text pages:
3-70
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Showing below up to 19 results in range #1 to #19.
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