-
公开(公告)号:US3508971A
公开(公告)日:1970-04-28
申请号:US3508971D
申请日:1967-06-07
Applicant: ESB INC
Inventor: COLBECK DEREK B , PURCELL THOMAS H JR
CPC classification number: H01M6/34
-
公开(公告)号:CA846940A
公开(公告)日:1970-07-14
申请号:CA846940D
Applicant: ESB INC
Inventor: PURCELL THOMAS H JR , COLBECK DEREK B
-