Injector

FIG. 1 is an isometric view of a front, top, and right side of an ornamental design for an injector in a first configuration;

FIG. 2 is a front elevational view of the injector of FIG. 1 ;

FIG. 3 is a right side elevational view of the injector of FIG. 1 ;

FIG. 4 is a top plan view of the injector of FIG. 1 ;

FIG. 5 is a bottom plan view of the injector of FIG. 1 ;

FIG. 6 is an isometric view of a front, top, and right side of the injector of FIG. 1 in a second configuration;

FIG. 7 is an isometric view of a front, top, and right side of the injector of FIG. 1 in a third configuration; and,

FIG. 8 is an isometric view of a front, top, and right side of the injector of FIG. 1 in a fourth configuration.

The dash-dash-dash lines are included for the purpose of illustrating portions of the injector that form no part of the claimed design.