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公开(公告)号:US2479411A
公开(公告)日:1949-08-16
申请号:US53211944
申请日:1944-04-21
Applicant: H V GRIFFITTS , LESLIE E EDWARDS JR , PAUL WEILEIN
Inventor: GIGAS BRAEME E
IPC: B66C3/06
CPC classification number: B66C3/06
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公开(公告)号:US2442571A
公开(公告)日:1948-06-01
申请号:US59187745
申请日:1945-05-04
Applicant: H V GRIFFITTS , LESLIE E EDWARDS JR , PAUL WEILEIN
Inventor: GIGAS BRAEME E
IPC: B66C3/06
CPC classification number: B66C3/06 , Y10S414/126
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