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公开(公告)号:US2400544A
公开(公告)日:1946-05-21
申请号:US56019444
申请日:1944-10-24
Applicant: WESTERN UNION TELEGRAPH CO
Inventor: KLINE BERNARD L , MOBIUS CURT E
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公开(公告)号:US2374214A
公开(公告)日:1945-04-24
申请号:US28680439
申请日:1939-07-27
Applicant: WESTERN UNION TELEGRAPH CO
Inventor: KLINE BERNARD L , MOBIUS CURT E
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公开(公告)号:US1683578A
公开(公告)日:1928-09-04
申请号:US22777627
申请日:1927-10-21
Applicant: WESTERN UNION TELEGRAPH CO
Inventor: MOBIUS CURT E , ENGLER WALTER N
IPC: B61B7/06
CPC classification number: B61B7/06
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