| 摘要 |
<p>In one aspect the invention provides an interlocking masonry block including a rear face, a front face, at least one aperture extending vertically through said block for receiving a flowable concrete mixture used in core filling, and at least one 5 generally vertical side face being registerable with an opposing side face of an abutting block to inhibit movement of said flowable concrete out through a vertical interface between said blocks.</p> |
