摘要 |
PROBLEM TO BE SOLVED: To provide an artwork for printed coil from which a highly reliable inexpensive printed coil can be manufactured. SOLUTION: In the artwork for printed coil provided with test coupons which manage the quality of the process of the printed coil, the test coupons are formed in the core hole areas of the printed coil. COPYRIGHT: (C)2005,JPO&NCIPI |