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经营范围
发明名称
Laminated covering and method and apparatus for making same
摘要
申请公布号
US2757711(A)
申请公布日期
1956.08.07
申请号
US19520286184
申请日期
1952.05.05
申请人
CONGOLEUM-NAIRN INC.
发明人
PETRY ROBERT K.;WEAVER JOHN B.
分类号
B32B27/00
主分类号
B32B27/00
代理机构
代理人
主权项
地址
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