| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a thin multilayer printed board to be applied to a transformer, an antenna, etc., and its manufacturing method. SOLUTION: Two or more printed coil sheets S each of which has a printed coil P formed by spirally forming a conductor film 3 around both the surfaces and side faces of a part held between adjacent linear holes formed on an insulating board 1 and an insulating intermediate layer 4 held between respective sheets S are integrally laminated.</p> |
