Patent search ap:("NAT UNION RADIO CORP") AND inv:"MCLEAN WILLIAM S" Page 1

1.

发明授权
Method and apparatus for making dynodes 失效
Title translation: 制造倍增极的方法和装置

公开(公告)号：US2533387A

公开(公告)日：1950-12-12

申请号：US6033348

申请日：1948-11-16

Applicant: NAT UNION RADIO CORP

Inventor： MCLEAN WILLIAM S

IPC: H01J1/32 , H01J9/12

CPC classification number: H01J1/32 , H01J9/125 , H01J2201/32 , Y10S428/925 , Y10S428/938 , Y10T428/12729 , Y10T428/12903

Patent Agency Ranking