{TAIL ~ The present invention} relates to an electromagnetic piston engine capable of producing driving power by a reciprocal movement of a piston in a cylinder by {HEAD ~ electromagnetic force} 
{ TAIL ~ The present invention } relates to an electromagnetic piston engine capable of producing driving power by a reciprocal movement of a piston in a cylinder by { HEAD ~ electromagnetic force }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD