发明名称 Cover for cooking stove heating element
摘要 A ceramic cover for a cooking stove element is in the form of a flat plate with a depending skirt which closely surrounds the heating element. A suitable composition includes about 40% clay, 25% talc, 35% lignite and small amounts of lignite residue and dextrin.
申请公布号 US4634841(A) 申请公布日期 1987.01.06
申请号 US19850745930 申请日期 1985.06.18
申请人 LAUGHREY, JAMES C. 发明人 LAUGHREY, JAMES C.
分类号 H05B3/74;(IPC1-7):H05B3/68 主分类号 H05B3/74
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