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发明名称
摘要
申请公布号
DE2227278(C3)
申请公布日期
1982.03.11
申请号
DE19722227278
申请日期
1972.06.05
申请人
POLAROID CORP., 02139 CAMBRIDGE, MASS., US
发明人
DEJESUS, CHARLES, WATERTOWN, MASS., US;LANE, WILLIAM PATRICK, TAUNTON, MASS., US;WAREHAM, RICHARD ROGERS, MARBLEHEAD, MASS., US
分类号
G03B17/02;G03B17/52;G03B19/12;(IPC1-7):G03B17/04
主分类号
G03B17/02
代理机构
代理人
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