JPS61158972U - - Google Patents

Info

Publication number

JPS61158972U

JPS61158972U JP4421085U JP4421085U JPS61158972U JP S61158972 U JPS61158972 U JP S61158972U JP 4421085 U JP4421085 U JP 4421085U JP 4421085 U JP4421085 U JP 4421085U JP S61158972 U JPS61158972 U JP S61158972U

Authority

JP

Japan

Prior art keywords

substrate

conductive pattern

pattern portion

hole

board

Prior art date

1985-03-25

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

• 239000000758 substrate Substances 0.000 claims 11
• 239000004065 semiconductor Substances 0.000 description 2
• RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
• 239000011889 copper foil Substances 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 229910000679 solder Inorganic materials 0.000 description 1