90566336
Mar 8, 2021
Sep 27, 2022
Active Trademark
Slip rings in the nature of electromechanical devices that transmit electrical power and electrical signals between a stationary and a rotating structure, and structural parts therefor; Optical rotary joints in the nature of optomechanical devices that transmit optical signals between a stationary and a rotating structure, and structural parts therefor
Electrical and Scientific Apparatus