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发明名称
DEVICE TO MELT SNOW AROUND SWITCHING POINT IN TRACK
摘要
申请公布号
JPH03183806(A)
申请公布日期
1991.08.09
申请号
JP19890324458
申请日期
1989.12.14
申请人
HIGASHI NIPPON RIYOKAKU TETSUDO KK;SUMITOMO METAL IND LTD
发明人
SAWAMURA KAZUNORI;NAGASAWA MIKI;MATSUMOTO YASUYUKI;TAKANO YOSHIKAZU;SHOJI YASUO;KAMIKUBO KATSUMI
分类号
E01H5/10;E01B19/00;E01C11/26;F28D15/02
主分类号
E01H5/10
代理机构
代理人
主权项
地址
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