Swivel chair
FIG. 1 is a front perspective view of a swivel chair, according to the present invention, the chair including arms; 
     FIG. 2 is a front elevation view of the chair of FIG. 1; 
     FIG. 3 is a side elevation view of the chair of FIG. 1; 
     FIG. 4 is a rear perspective view of the chair of FIG. 1; 
     FIG. 5 is a rear elevation view of the chair of FIG. 1; 
     FIG. 6 is a front perspective view of a modified form of the chair of FIG. 1, without arms; 
     FIG. 7 is a front elevation view of the chair of FIG. 6; 
     FIG. 8 is a side elevation view of the chair of FIG. 6; and 
     FIG. 9 is a rear perspective view of the chair of FIG. 6. 
     The sides of the chair forms not shown are mirror images of the sides shown in FIGS. 3 and 8 respectively.