发明名称 A pointing device
摘要 A device for facilitating pointing a joint between adjacent surface elements, the device comprising a jointing composition receiving area, a passage through which the jointing composition can be passed from the receiving area into the joint, and levelling means, whereby in use jointing composition in the joint is level led by the levelling means. <IMAGE>
申请公布号 GB2245919(B) 申请公布日期 1994.08.24
申请号 GB19900015514 申请日期 1990.07.13
申请人 JAMES EDWARD * DOUGLASS;ANNETTE RACHAEL * DOUGLASS;JOHN MALCOLM * DOUGLASS;IRIS LILIAN * DOUGLASS 发明人 JAMES EDWARD * DOUGLASS
分类号 E01C23/09;E04F21/165 主分类号 E01C23/09
代理机构 代理人
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