Sphygmomanometer
FIG. 1 is a front elevation of a sphygmomanometer showing our new design. 
     FIG. 2 is a side elevation thereof. 
     FIG. 3 is a rear elevation thereof. 
     FIG. 4 is a top plan view thereof. 
     FIG. 5 is a bottom plan view thereof. 
     The side elevation obverse to that shown in FIG. 2 has not been shown for the reason that it would be the mirror image of the side shown in FIG. 2.