73217035
May 24, 1979
Apr 21, 1981
Capacitance Probes for Fuel Used Sensors; Marine Propulsion Control Apparatus for Monitoring and Controlling Propellor Pitch and Engine Speed; (( Apparatus for MEAsuring and Displaying the Weight of a STationary Tank; )) Aircraft Flap ContROL UNIts; and Aircraft Landing Gear ContROL UNits
Electrical and Scientific Apparatus