Search Results for: Compression ignition internal combustion piston engines
tumbling (class / ) utilizing fluent abradant (class / ) glass or stone abrading (class / ) razor, knife, or scissors sharpening (class / ) gauge abrading (class / ) gear or worm abrading (class / ) drill, thread, thread cutter, reamer, or rotary cutter abrading (class / ) roll, roller, shaft, ball, or piston
machine to abrade commutator (class / ) to cutting machine to sharpen blade (class / ) roll or wheel abrader (class / ) to rail (class / ) valve or valve seat abrader (class / ) to sewing machine (class / ) to vehicle (class / ) to lathe (class / ) to work guide (class / ) to the work (class / ) internal...
https://patents.justia.com/patents-by-us-classification/451