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发明名称
Tension control device
摘要
申请公布号
US2388121(A)
申请公布日期
1945.10.30
申请号
US19430506180
申请日期
1943.10.14
申请人
UTAH RADIO PRODUCTS COMPANY
发明人
CARBONNEAU GORDON S.
分类号
B65H59/04;B65H59/36;H01F41/06
主分类号
B65H59/04
代理机构
代理人
主权项
地址
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