Drilldown: Patents
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Patents > Office :
AU or
CA or
DE or
FR or
NZ
& Grant date:
1920
& Granted:
Yes
& Assigned to:
None
& Number of text pages:
3
& Number of claims:
4-6
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aerodynamics (1) ·
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Showing below up to 7 results in range #1 to #7.