Drilldown: Patents
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- Airplane (18)
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- Patents (17647)
- Person (2198)
- Publications (24575)
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Patents > Year granted:
1920 - 1929
& Citations from after 1930:
1-3
& Number of text pages:
3-4
& Number of claims:
7-60
Use the filters below to narrow your results.
Showing below up to 5 results in range #1 to #5.