发明名称 BRICKLAYING DEVICES
摘要 A device for accurately laying bricks comprising a frame positionable on a previously laid course of bricks or a wall base, a maintained in position by means of clamping devices. The device may be used for building single or cavity walls. Means are provided on the device for ensuring accurate positioning of the bricks in the horizontal and vertical planes, and for pointing the horizontal and vertical joints between the bricks.
申请公布号 US3695571(A) 申请公布日期 1972.10.03
申请号 USD3695571 申请日期 1970.06.16
申请人 DAVID PREISKEL 发明人 DAVID PREISKEL
分类号 E04G21/18;(IPC1-7):B29C11/00 主分类号 E04G21/18
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