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公开(公告)号:US3162120A
公开(公告)日:1964-12-22
申请号:US24881562
申请日:1962-12-31
Applicant: LYON ROBERT J
Inventor: LYON ROBERT J
CPC classification number: F42C11/007 , F42C14/045 , F42C15/40
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公开(公告)号:US3205321A
公开(公告)日:1965-09-07
申请号:US33930864
申请日:1964-01-21
Applicant: LYON ROBERT J
Inventor: LYON ROBERT J
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