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发明名称
Knife sealer for thermoplastic film or sheet
摘要
申请公布号
US3083757(A)
申请公布日期
1963.04.02
申请号
US19600069397
申请日期
1960.11.15
申请人
PHILLIPS PETROLEUM COMPANY
发明人
KRAFT DONALD L.;JR. ELMER C. BEASON,
分类号
B29C65/00;B29C65/18;B29C65/74
主分类号
B29C65/00
代理机构
代理人
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