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发明名称
Variable speed transmission mechanism
摘要
申请公布号
US1832384(A)
申请公布日期
1931.11.17
申请号
US19230666912
申请日期
1923.10.06
申请人
HALL COMPANY
发明人
HALL BICKNELL;HATHAWAY EDGAR F.
分类号
F16H29/16
主分类号
F16H29/16
代理机构
代理人
主权项
地址
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