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11.
公开(公告)号:US2771569A
公开(公告)日:1956-11-20
申请号:US30781852
申请日:1952-09-04
Applicant: GEN MOTORS CORP
Inventor: MILLER CHARLES W , TODD HAROLD E
IPC: B60Q1/14
CPC classification number: B60Q1/1423 , B60Q2300/42
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12.
公开(公告)号:US2747139A
公开(公告)日:1956-05-22
申请号:US31315652
申请日:1952-10-04
Applicant: GEN MOTORS CORP
Inventor: FOLAND FRANCIS K , ONKSEN GEORGE W , TODD HAROLD E
IPC: B60Q1/14
CPC classification number: B60Q1/1423 , B60Q2300/42
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公开(公告)号:US2741737A
公开(公告)日:1956-04-10
申请号:US33549853
申请日:1953-02-06
Applicant: GEN MOTORS CORP
Inventor: GAGE JAMES F , MILLER CHARLES W , TODD HAROLD E
IPC: G01M11/06
CPC classification number: G01M11/06
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