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发明名称
Detachable motor winder for medium format cameras
摘要
申请公布号
US4738524(A)
申请公布日期
1988.04.19
申请号
US19870073020
申请日期
1987.07.14
申请人
LIEW, CHEWA W.
发明人
LIEW, CHEWA W.
分类号
G03B17/42;(IPC1-7):G03B1/12;G03B17/02
主分类号
G03B17/42
代理机构
代理人
主权项
地址
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