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发明名称
Friction drive
摘要
申请公布号
US2939700(A)
申请公布日期
1960.06.07
申请号
US19560560413
申请日期
1956.01.20
申请人
UNICORN ENGINEERING CORPORATION
发明人
ENKELMANN WALTER
分类号
G03D3/13
主分类号
G03D3/13
代理机构
代理人
主权项
地址
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