Angle iron brick laying guide and brackets therefor

Claim 1

A READILY APPLICABLE AND REMOVABLE BRICK LAYING CORNER GUIDE FOR BOTH INSIDE AND OUTSIDE CORNERS COMPRISING, IN COMBINATION, A LOWER BRACKET, A COMPANION UPPER BRACKET, EACH BRACKET COMPRISING A PLATE WHICH WHEN IN USE IS DISPOSED IN A PLANE AT RIGHT ANGLES TO THE CORNER WITH WHICH IT IS COOPERABLE, EACH PLATE HAVING A SLOT MEANS FOR PASSAGE OF AN ANGLE IRON, EACH PLATE ALSO HAVING READILY ACCESSIBLE MEANS COOPERABLE WITH THE SLOT MEANS AND ADAPTED TO DETACHABLY FASTEN THE ANGLE IRON THERETO, MARGINAL EDGE PORTIONS OF SAID PLATES CONTIGUOUS TO THE CORNER BEING CONTOURED AND ADAPTED TO COOPERATE WITH SAID CORNER, A VERTICALLY ELONGATED ADAPTER MEMBER OF A HORIZONTAL CROSS-SECTIONAL SHAPE AND DIMENSION TO CONFORMINGLY AND FIRMLY ABUT AND FIT SAID CORNER, SAID ADAPTER MEMBER SERVING TO ORIENT SAID BRACKETS RELATIVE TO EACH OTHER, SAID ADAPTER MEMBER AND ALSO SAID CORNER, SAID ADAPTER MEMBER BEING JOINED TO SAID PLATES AND CONNECTING THEM TOGETHER IN SPACED APART PARALLEL RELATION, AND MEANS ADJUSTABLY MOUNTED ON EACH PLATE AND DESIGNED AND ADAPTED TO REMOVABLY ANCHOR THE SAME AND COOPERATING PORTIONS OF SAID ADAPTER MEMBER IN AN INTENDED USABLE POSITION ON SAID CORNER.