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发明名称
Gear generator
摘要
申请公布号
US2378963(A)
申请公布日期
1945.06.26
申请号
US19410387039
申请日期
1941.04.05
申请人
TOR-VEL ASSOCIATES
发明人
WATSON SYDNEY C.
分类号
B23F11/00
主分类号
B23F11/00
代理机构
代理人
主权项
地址
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