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公开(公告)号:US2809828A
公开(公告)日:1957-10-15
申请号:US49553255
申请日:1955-03-21
Applicant: TECHNICOLOR CORP
Inventor: AMES MALCOLM H , TUCKER WILLIAM B
IPC: G03D13/00
CPC classification number: G03D13/005
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公开(公告)号:US2862706A
公开(公告)日:1958-12-02
申请号:US51370355
申请日:1955-06-07
Applicant: TECHNICOLOR CORP
Inventor: TUCKER WILLIAM B
IPC: G03B21/50
CPC classification number: G03B21/50
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