Rotatable visual indicator for safety systems

Rotating striker bell

Rotating warning bell

Sailboat steering indicator system

Self-restoring changeable exhibitor/keyboard

Signal balloon device

Survey marker

Survival apparatus

Time switch device for X-ray diagnostic apparatus

Transilluminated dial presentation

Transmission gear ratio indicator

Transparent dial and outer transparent cover for scale with zero

TV channel number indicator

UHF tuner channel indicating device

Umpire's counter

Visual altitude alerting indicator

Visual and radar emergency detection balloon

Visual indicator for safety systems

Voting machine

Water ski locating device