Marks
Shape
Electrical safety
Electrical components
Radio direction-finding
Audio equipment
Recording equipment
Electrical medical equipment
Video recording
Colour television
Graphic symbols
Designations
Telecommunication
Radar equipment
Electrical equipment
Marine navigation
Laundry equipment
Packaging
Switches
Domestic electrical installations
Lines (geometry)
Identification methods
Instructions for use
Marking
Acoustic equipment
Television equipment
Electrical household appliances
Electronic equipment and components
Underwater communication
Classification systems
Dishwashing machines
Magnetic tape equipment
Radio equipment
Symbols
Battery-powered devices
Sound generators
Audio amplifiers