发明名称 DUSTLESS DRYWALL FINISHER
摘要 A dustless drywall finisher, is disclosed. The finisher contains a rigid handle portion containing a liquid, a sponge portion pivotally mounted to the rigid handle portion, and a flexible hollow hose transporting the liquid from the rigid handle portion to the sponge portion so that the sponge portion and the rigid handle portion still remain mutually pivotable with regards to each other and allow the liquid to prevent the formation of airborn dust.
申请公布号 CA2018937(A1) 申请公布日期 1991.01.26
申请号 CA19902018937 申请日期 1990.06.13
申请人 KRUMHOLZ, ROBERT 发明人 KRUMHOLZ, ROBERT
分类号 A47L13/22;(IPC1-7):A47L13/258;A47L13/20 主分类号 A47L13/22
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