Safety shut off for water heaters

Safety transformer

Saturable core reactor having common windings for a-c and...

Saturated reactor arrangements

Screen for core legs for transformers, reactors and the like

Screened electromagnetic coil of restricted length having...

Search coil assembly for metal detector and method for...

Search coil frame assembly for metal detectors and method...

Sec05-permanent magnet joined to at least one iron mass and...

Security image coated with a single coating having visually...

Segmented interlayer spacer bars for multilayer...

Segmented toroidal air-core transformer

Segmented transformer core

Self heating composite bonding means and method

Self power-acquiring quick-responsive controllable reactor

Self-actuated cylinder and oscillation spirometer

Self-actuated cylinder and oscillation spirometer

Self-adjusting spacer

Self-aligning anisotropic powder for magnets

Self-centering deflection yoke assembly