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经营范围
发明名称
Covering machine
摘要
申请公布号
US1958375(A)
申请公布日期
1934.05.08
申请号
US19320611890
申请日期
1932.05.17
申请人
B. F. PERKINS & SON, INC.
发明人
SHORROCK JAMES P.
分类号
D02G3/36
主分类号
D02G3/36
代理机构
代理人
主权项
地址
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