Drilldown: Patents
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Patents > Year granted:
1900 - 1909
& Office :
CA or
IN or
Other
& Filing date:
1909
& National tech categories :
CA 244/8 or
DE 77h.5
& CPCs :
CPC B64C2700/6295 or
None
& Number of figures:
5
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.