-
公开(公告)号:US2442298A
公开(公告)日:1948-05-25
申请号:US53796144
申请日:1944-05-29
Applicant: GEN MOTORS CORP
Inventor: LISTON MAX D
IPC: G01J5/62
CPC classification number: G01J5/62
-
公开(公告)号:US2442299A
公开(公告)日:1948-05-25
申请号:US61616845
申请日:1945-09-14
Applicant: GEN MOTORS CORP
Inventor: LISTON MAX D , QUINN CLARK E
IPC: H01H3/00
CPC classification number: H01H3/004
-
公开(公告)号:US2517121A
公开(公告)日:1950-08-01
申请号:US75212047
申请日:1947-06-03
Applicant: GEN MOTORS CORP
Inventor: LISTON MAX D
IPC: G01J3/32
CPC classification number: G01J3/32
-
公开(公告)号:US2442300A
公开(公告)日:1948-05-25
申请号:US67067346
申请日:1946-05-18
Applicant: GEN MOTORS CORP
Inventor: LISTON MAX D
IPC: G05B1/08
CPC classification number: G05B1/08
-
-
-