JPS645478U - - Google Patents

Info

Publication number

JPS645478U

JPS645478U JP9814287U JP9814287U JPS645478U JP S645478 U JPS645478 U JP S645478U JP 9814287 U JP9814287 U JP 9814287U JP 9814287 U JP9814287 U JP 9814287U JP S645478 U JPS645478 U JP S645478U

Authority

JP

Japan

Prior art keywords

land

circuit board

printed circuit

insertion hole

resist layer

Prior art date

1987-06-26

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

• 230000037431 insertion Effects 0.000 claims description 2
• 238000003780 insertion Methods 0.000 claims description 2