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发明名称
FIRE-PROOF BEAM
摘要
申请公布号
JPH08144393(A)
申请公布日期
1996.06.04
申请号
JP19940291199
申请日期
1994.11.25
申请人
NKK CORP
发明人
YOSHIDA KATSUTOSHI;ITO SHIGEKI;KONNO KAZUCHIKA
分类号
E04B1/94;(IPC1-7):E04B1/94
主分类号
E04B1/94
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代理人
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