Drilldown: Patents
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Patents > Year filed:
1909
& Office
:
AH
or
GB
& Applicant type
:
INDIV
or
None
& CPCs
:
CPC B64B1/58
or
CPC B64C2700/6218
& First filing:
Yes
& Number of text pages:
3-5 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 9 results in range #1 to #9.