• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F15B - Systems acting by means of fluids in general; fluid-pressure actuators, e.g. servomotors; details of fluid-pressure systems, not otherwise provided for
• F15B 13/044 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors

Patent holdings for IPC class F15B 13/044

Total number of patents in this class: 433

10-year publication summary

Principal owners for this class