An actuator and corresponding base assembly, as well as related systems for applying {TAIL ~ a mark} onto {HEAD ~ a surface} 
An actuator and corresponding base assembly , as well as related systems for applying { TAIL ~ a mark } onto { HEAD ~ a surface }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD