Patent ID: 7111431
Filing Date: 2006-09-26
Classification: E04H

Abstract:
1. A watch or observation building having an observation section comprising: a plurality of bullet proof panes for observing surroundings and having at least two side faces for observing surroundings wherein each of said plurality of bullet proof panes lie next to one another with each side face of said bullet proof panes meeting an adjacent side face of an adjacent pane on a substantially vertical axis but wherein each of said plurality of bullet proof panes face an observation direction such that a line perpendicular to a surface of each of said plurality of panes extends towards said observation direction, wherein said plurality of bullet proof panes are joined together in elliptical form to form a substantially elliptically shaped observation section; and wherein at least one of said plurality of bullet proof panes is larger than a horizontally adjacent one of said plurality of bullet proof panes.