131646 ⎘
Preparing, conveying, or working-up building materials or building elements ; Other devices or measures for constructional work; Conveying or assembling building elements; Tools or apparatus; Adjusting tools; Templates; Means for positioning building parts or elements Templates for window or door openings, e.g. in a masonry wall
Sub-classes:HORIZONTAL PORTION OF A FRAME IN A STUD WALL AND INSTALLATION TOOL THEREFOR
#2System for Finishing Openings in Log Structures
#3Framed Opening Bracing System
#4APPARATUS AND METHOD FOR FORMING AN OPENING IN A CONCRETE WALL SYSTEM
#5Support brace for window frames in poured concrete walls