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经营范围
发明名称
MATERIAL TRANSPORT TENSION CONTROL SYSTEM AND APPARATUS
摘要
申请公布号
US3613975(A)
申请公布日期
1971.10.19
申请号
USD3613975
申请日期
1969.12.30
申请人
PHILIP MORRIS INC.
发明人
JACK B. KNIGHT
分类号
A24D3/02;B65H23/04;B65H23/188;B65H59/38;(IPC1-7):B65H23/22
主分类号
A24D3/02
代理机构
代理人
主权项
地址
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