137579 ⎘
Pressure lubrication; Indicating or safety devices concerning lubricant pressure rendering machines or engines inoperative or idling on pressure failure acting on engine ignition system
Spark plug for an internal combustion engine
#2DRIVE SYSTEM WITH AN APPARATUS FOR INTERRUPTING THE OPERATION IN THE CASE OF AN IMMINENT LACK OF OPERATING MEDIUM
#3POWER CUTTER
#4Power cutter with controller responsive to lubrication status
#5Engine-powered air compressor with a controller for low oil condition