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发明名称
Spring motor assemblage for clockwork mechanisms
摘要
申请公布号
US2662612(A)
申请公布日期
1953.12.15
申请号
US19510251907
申请日期
1951.10.18
申请人
M. H. RHODES INCORPORATED
发明人
VALKENBURGH MERRITT VAN
分类号
G04B1/10
主分类号
G04B1/10
代理机构
代理人
主权项
地址
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