Härryda
Sweden
3
2020-01-09
The entities that hold a legal rights for patent applications filed by inventor Engström Sten:
Sten Engström from Härryda, SE has applied for patents for these inventions. The list has both pending applications and granted patents:
Arrangement and method for active alignment control of a contact element
#2 | 2019-08-29Current collector device for a vehicle
#3 | 2019-07-04Current collector arrangement for a vehicle and a vehicle therefore
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