Drilldown: Patents
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Patents > Year granted:
1913
& Office :
AU or
DE or
FR or
IN or
LU
& IPCs:
IPC B64C27/48
& Number of text pages:
4-20
& Number of claims:
4
& Number of figures:
6-9
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.