Rust retarder applicator

Sandwich adapter reusable oil filter mounted to same and process

Self-serve lube service for truckers and other over-the-road...

Splash lubricating system for coal grinding rolls

Structure for changing old engine oil in transmission case...

Structure of portable oil sump residual engine oil suction pump

System for automatically controlling engine lubricating fluid fl

System for facilitating an oil change and/or an oil filter chang

System for maintaining the quality and level of lubricant in an

System for replacing engine lubricant

Total fluid exchange system for automatic transmissions

Total fluid exchange system for automatic transmissions

Track link hinge joint lubricating system

Transmission fluid exchange apparatus

Transmission fluid exchanger

Two part oil or fluid drain plug with magnet

Two part oil or fluid drain plug with magnet

Universal sandwich adapter and threaded nipple for attaching sam

Valve for draining automatic transmission fluid and method of us

Valve stem cleaner and lubricator