74705348
Jul 24, 1995
Sep 16, 1997
solenoid valves for operating a pneumatic actuator from a remote source; wired and wireless valve position transmitters mounted upon an electric, pneumatic or mechanical actuator; pneumatic, electric or mechanical actuators for positioning valves and damper mechanisms and accessories therefor, namely, pneumatic and electro-pneumatic valve positioners mounted on top of an actuator to position a valve through an actuator from a pneumatic or electrical signal; all of the aforesaid goods being for use in the industrial and fluid flow fields but not for automotive applications
Electrical and Scientific Apparatus