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发明名称
Photographic product
摘要
申请公布号
US2978971(A)
申请公布日期
1961.04.11
申请号
US19600009476
申请日期
1960.02.18
申请人
POLAROID CORPORATION
发明人
JR. WILLIAM H. EBURN,
分类号
G03B17/32;G03B17/34;G03C8/42
主分类号
G03B17/32
代理机构
代理人
主权项
地址
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