Drilldown: Patents
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Patents > Year granted:
1913
& Office :
BE or
CL or
GB
& IPCs :
IPC B64B1/58 or
IPC B64C3/38
& First filing :
No or
Yes
& Citations from after 1930:
None
& Number of figures:
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.