Means For Accomodating Or Moving Engine Fluids Patents (Class 440/88R)
- Through hub outlet (Class 440/89A)
- Water cooling exhaust (Class 440/89B)
- Preventing reverse flow of exhaust (Class 440/89E)
- Watertrap (Class 440/89F)
- High and low speed exhaust pressure relief or outlet location condition responsive (Class 440/89G)
- Treating exhaust with a catalyst (Class 440/89H)
- Silencer, expansion chamber, muffler (Class 440/89J)
There are no patents to show for this class.