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经营范围
发明名称
Improved device for maintaining a constant tension in a thread, tape or similar unwound from a reel
摘要
申请公布号
IT1268989(B1)
申请公布日期
1997.03.18
申请号
IT1994PD00142
申请日期
1994.07.29
申请人
W.T.M. S.R.L.
发明人
SPESSATO ALBERTO
分类号
B65H
主分类号
B65H
代理机构
代理人
主权项
地址
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