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发明名称
SEALING PART STRUCTURE OF VENT BOX OF EXTRUDER
摘要
申请公布号
JPH039828(A)
申请公布日期
1991.01.17
申请号
JP19890144566
申请日期
1989.06.07
申请人
MITSUI PETROCHEM IND LTD
发明人
KAGEYAMA TAKAYOSHI;OSAKA SATORU
分类号
B29C47/76
主分类号
B29C47/76
代理机构
代理人
主权项
地址
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