Drilldown: Patents
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- Patents (17589)
- Person (2128)
- Publications (24566)
- Techtypes (2377)
Patents > Office :
BE or
DE
& Inventor country:
None
& National tech categories :
DE 77h.2 or
DE 77h.5 or
USPC 244/153R or
USPC 244/22
& IPCs:
IPC B64C3/56
& Citations from after 1930:
None
& Number of text pages:
1
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.