A method for planarizing a circuit board, has a step of fixing a circuit board having {HEAD ~ wiring layers} on both sides to a board having a flat surface through {TAIL ~ an adhesive layer}, wherein said circuit board is pressed from above by a flat member on fixing thereof 
A method for planarizing a circuit board , has a step of fixing a circuit board having { HEAD ~ wiring layers } on both sides to a board having a flat surface through { TAIL ~ an adhesive layer } , wherein said circuit board is pressed from above by a flat member on fixing thereof
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH