Topsfield, Massachusetts
United States
3
2019-01-03
The entities that hold a legal rights for patent applications filed by inventor Bergsten Daniel E.:
Daniel E. Bergsten from Topsfield, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Hybrid-electric propulsion system for an aircraft
#2 | 2018-12-13Propulsion system for an aircraft
#3 | 2018-06-26Propulsion system for an aircraft
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