JPS61205176U - - Google Patents

Info

Publication number

JPS61205176U

JPS61205176U JP8897385U JP8897385U JPS61205176U JP S61205176 U JPS61205176 U JP S61205176U JP 8897385 U JP8897385 U JP 8897385U JP 8897385 U JP8897385 U JP 8897385U JP S61205176 U JPS61205176 U JP S61205176U

Authority

JP

Japan

Prior art keywords

hole

inner via

multilayer printed

wiring board

printed wiring

Prior art date

1985-06-14

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 239000010410 layer Substances 0.000 claims description 7
• 238000009413 insulation Methods 0.000 claims 1
• 239000011229 interlayer Substances 0.000 claims 1
• 239000012212 insulator Substances 0.000 description 1
• 239000002344 surface layer Substances 0.000 description 1