Patent Publication Number: US-D921229-S

Title: Acoustic building elements

Description:
FIG. 1  is a perspective view of a first embodiment of an acoustic building element showing my new design; 
         FIG. 2  is a front view of the acoustic building element of  FIG. 1 , the rear view being the mirror image thereof; 
         FIG. 3  is an end view of the acoustic building element of  FIG. 1  taken from the right side; 
         FIG. 4  is an end view of the acoustic building element of  FIG. 1  taken from the left side; 
         FIG. 5  is a perspective view of a second embodiment of an acoustic building element showing my new design; 
         FIG. 6  is a front view of the acoustic building element of  FIG. 5 , the rear view being the mirror image thereof; 
         FIG. 7  is an end view of the acoustic building element of  FIG. 5  taken from the right side; 
         FIG. 8  is an end view of the acoustic building element of  FIG. 5  taken from the left side; 
         FIG. 9  is a perspective view of a third embodiment of an acoustic building element showing my new design; 
         FIG. 10  is a front view of the acoustic building element of  FIG. 9 , the rear view being the mirror image thereof; 
         FIG. 11  is an end view of he acoustic building element of  FIG. 9  taken from the right side; 
         FIG. 12  is an end view of the acoustic building element of  FIG. 9  taken from the left side; and, 
         FIG. 13  is a top view of the first embodiment of an acoustic building element shown in  FIG. 1 , the top views of the second embodiment shown in  FIG. 5  and the third embodiment shown in  FIG. 9  being identical thereto. 
       No drawing figures showing a bottom view are provided, as the bottoms of the acoustic building elements are flat and include no surface ornamentation.