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公开(公告)号：US3344730A
公开(公告)日：1967-10-03
申请号：US47109165
申请日：1965-07-12
Applicant: POLAROID CORP
Inventor： BARTLETT PHILIP D , ERIKSON HERMAN E , SADLOW JOSEPH F
CPC classification number: G03D13/001 , G03D9/00 , G03D9/02 , G03D13/003
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