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发明名称
Brake for power driven shafts
摘要
申请公布号
US1829825(A)
申请公布日期
1931.11.03
申请号
US19290391912
申请日期
1929.09.11
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
FREEMAN ALBERT E.;LIVERMORE WILLIAM T.
分类号
B66D5/12
主分类号
B66D5/12
代理机构
代理人
主权项
地址
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