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公开(公告)号：US3404020A
公开(公告)日：1968-10-01
申请号：US42066564
申请日：1964-12-23
Applicant: GEN DYNAMICS CORP
Inventor： WOOLLEY DONALD D
CPC classification number: C04B41/009 , C04B41/5116 , C04B41/88 , C04B41/4505 , C04B35/10
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