Patent search ap:("IBM") AND inv:"REED LEONARD J" Page 1

1.

发明授权
Method of making fine line patterns using a ferromagnetic element 失效
Title translation: 使用FERROMAGNETIC ELEMENT制作精细线条图案的方法

公开(公告)号：US3451128A

公开(公告)日：1969-06-24

申请号：US42235964

申请日：1964-12-30

Applicant: IBM

Inventor： REED LEONARD J , MORRISON JOHN R

IPC: G03G5/16 , G03G19/00 , G11B5/62 , H05K1/00 , H05K3/10 , H01F7/06 , C23B5/48

CPC classification number: H05K3/102 , G03G5/16 , G03G19/00 , G11B5/62 , H05K1/0289 , H05K2203/052 , Y10T29/49069 , Y10T29/4978

Patent Agency Ranking