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发明名称
摘要
申请公布号
DE2613032(C2)
申请公布日期
1987.03.05
申请号
DE19762613032
申请日期
1976.03.26
申请人
SEIBU POLYMER KASEI K.K., TOKIO/TOKYO, JP
发明人
TANIKAWA, TAKAYOSHI, ZENTSUJI, KANAGAWA, JP
分类号
F16L27/10;E02B3/16;E02D5/14;E02D29/16;E03F3/04;E04B1/68;E21D11/04;F16L27/107;F16L27/111;(IPC1-7):E02D29/16
主分类号
F16L27/10
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