William David Le Fevre
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William David Le Fevre was an aero inventor whom we having initially filing from Smyrna, Kent county, Delaware, filing in collaboration with Enoch S. Le Fevre.[1]
We have him later filing from Dover, Kent county, Delaware.[2]
He worked on multi-masted helicopters, possibly on balloons. This person had 0 publications and 2 patents in this database.
Patents whose inventor or applicant is William David Le Fevre
- Patent US-1908-932712 (English title: Airship, Filing date: 1908-02-20)
- Patent US-1910-1028891 (English title: Airship, Filing date: 1910-11-02)
References
Names | William David Le Fevre |
---|---|
Countries | US |
Locations | Dover, DE, Smyrna, DE, Kent county, DE, Delaware |
Occupations | |
Tech areas | Helicopter |
Accreditations | |
Affiliations | |
Family name | Le Fevre |
Birth date | |
Death date | |
Wikidata id |