{HEAD ~ The present invention} relates to a grid electrode, {TAIL ~ a charging device}, and an image forming apparatus 
relates to
{ HEAD ~ The present invention } relates to a grid electrode , { TAIL ~ a charging device } , and an image forming apparatus
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH