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发明名称
Switch control mechanisms
摘要
申请公布号
US1877171(A)
申请公布日期
1932.09.13
申请号
US19320592432
申请日期
1932.02.11
申请人
GIFFORD-WOOD COMPANY
发明人
HALLENBECK HAROLD E.
分类号
B66B1/08
主分类号
B66B1/08
代理机构
代理人
主权项
地址
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