Patent search ap:("LAB FOR ELECTRONICS INC") AND inv:"COMISKEY JOSEPH V" Page 1

1.

发明授权
Magnetic recorder 失效
Title translation: 磁记录器

公开(公告)号：US3153241A

公开(公告)日：1964-10-13

申请号：US13522461

申请日：1961-08-31

Applicant: LAB FOR ELECTRONICS INC

Inventor： RAMRATH FRANK A , COMISKEY JOSEPH V

IPC: G11B5/48 , G11B5/55 , G11B5/60 , G11B17/32

CPC classification number: G11B5/4886 , G11B5/5521 , G11B5/60 , G11B17/32

Patent Agency Ranking