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发明名称
METHOD FOR FORMING EXPANDED PANELS FROM THERMOFORMABLE MATERIAL AND THE RESULTANT PRODUCT
摘要
申请公布号
US4113909(A)
申请公布日期
1978.09.12
申请号
US19770763097
申请日期
1977.01.27
申请人
NORFIELD CORPORATION
发明人
BEASLEY, DONALD R.
分类号
B29C61/00;B29C43/00;B29C43/32;B29C67/00;B29D17/00;B29L31/60;(IPC1-7):B29C17/02;B32B3/12
主分类号
B29C61/00
代理机构
代理人
主权项
地址
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