Drilldown: Patents
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- Patents (17620)
- Person (2163)
- Publications (24571)
- Techtypes (2388)
Patents > Year granted:
1912
& Office
:
CA
or
FR
or
HU
& Inventor country
:
AT
or
CH
or
HU
or
RU
& IPCs
:
IPC B64B1/58
or
IPC B64C3/00
or
IPC B64C31/06
or
IPC B64C39/00
& Number of claims:
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