Matches 201 - 244 out of 244 < 1 2 3 4 5


Match Document Document Title
3394304 Ultrastable eddy current nondestructive testing apparatus  
3390767 Surface form inspection apparatus and method  
3378763 Eddy current probe with temperature compensation  
3373374 Self-tunable vehicle presence detector system  
3361961 Probe supporting apparatus with pivotably adjustable legs  
3358225 Lift-off compensation for eddy current testers  
3354385 Electromagnetic inspection system utilizing search coils nested within one another  
3351852 Graphical nulling device for nondestructive eddy current testing equipment  
3336527 Spinning probe inspection device including retraction means disabled by centrifugal force  
3319160 Fail indication circuit for magnetic inspection system  
3281666 Method of testing hardened steel articles utilizing the irreversible portion of the magnetization curve  
3278809 Tinsel splice detector  
3278839 Eddy current apparatus for detecting a particular type flaw utilizing pulse coincidence detection  
3256610 Flatness gauge  
3255405 Apparatus for measuring the electrical conductivity of a sample  
3252084 Measuring device using impedance variation of r. f. bridge coils with temperature compensation by flowing d.c. current through the coils  
3244977 Electronic gaging device with linear output characteristics utilizing a series network of diodes as part of the metering circuit  
3235795 Non-destructive testing of materials by pulsed electromagnetic waves  
3234461 Resistivity-measuring device including solid inductive sensor  
3233173 Method of determining the volume of particles in a mixture  
3223988 Currency detectors  
3165726 Double sheet detecting apparatus  
3161824 Method and apparatus utilizing a magnetic armature and sensing coil for determining flatness  
3151292 Method for determining directional inductive anisotropy of materials by measuring q factor  
3103653 Indicational system for electromagnets  
3061774 Electromagnetic metal detecting apparatus  
3059749 Coin testing apparatus  
3036266 Electromechanical transducer  
3032709 Flow control device  
3024453 Projectile sensing and indicating device  
3018437 Motion and void control device  
2982402 Inspection mechanism  
2935874 Boundary layer heat transfer colorimeter  
2934698 Magnetic control apparatus  
2929019 Magnetic field detection  
2927266 Test circuit for magnetic core inductive reactors  
2901676 Arrangement to produce electrical signals through affecting a magnetic circuit  
2890411 Measurement of underwater pressure variations  
2889513 Magnetic wire rope testing  
2869074 Single-turn coil for metal detector  
2864997 Measuring device  
2859407 Method and device for measuring semiconductor parameters  
2855565 Method for non-destructive examination of ferro-magnetic workpieces for non-homogeneous spots  
2844788 Magnetic sheet detecting means  

Matches 201 - 244 out of 244 < 1 2 3 4 5