Object Protection Patents (Class 204/196.01)
- Resistor or impedance in series between anode and object (Class 204/196.11)
- With fluid filter (Class 204/196.12)
- With bypass means (Class 204/196.13)
- Anode moving relative to object (Class 204/196.14)
- With fluid inlet or outlet means used or protected (Class 204/196.15)
- Rigid anode with rigid support (Class 204/196.17)
- Flexible cable, chain, or wire anode or support (Class 204/196.2)
- Earth grounded object or protection means (Class 204/196.21)
- Copper and zinc electrically coupled or alloyed into one or more electrodes (Class 204/196.22)
- Anode contains aluminum (Class 204/196.23)