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经营范围
发明名称
Perfectionnements apportés aux dispositifs de mesure des vitesses pour éléments flexibles, et notamment pour fils en cours de filage, de tissage ou de tricotage
摘要
申请公布号
FR1121587(A)
申请公布日期
1956.08.21
申请号
FRD1121587
申请日期
1955.01.11
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
分类号
B65H61/00
主分类号
B65H61/00
代理机构
代理人
主权项
地址
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