发明名称 Adjustable fireplace hearth shield assembly
摘要 An adjustable fireplace hearth shield characterized by a frame which by extension and/or retraction is compressed upon the hearth outline, above the surface of the floor. Major and minor tightening adjustments may be effected while the frame is closely applied to the hearth. Simplicity of construction and/or on-site assembly distinguish the invention.
申请公布号 US5199415(A) 申请公布日期 1993.04.06
申请号 US19920904132 申请日期 1992.06.25
申请人 JOHNSON, JR., MARVIN B. 发明人 JOHNSON, JR., MARVIN B.
分类号 F24B1/198;F24C15/36 主分类号 F24B1/198
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