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发明名称
KILN FLOOR
摘要
申请公布号
US3553799(A)
申请公布日期
1971.01.12
申请号
USD3553799
申请日期
1968.06.27
申请人
HIRAM SWANK'S SONS
发明人
ALBERT M. SWANK
分类号
F27B9/30;F27D1/00;(IPC1-7):F27B9/30
主分类号
F27B9/30
代理机构
代理人
主权项
地址
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