The ornamental design for a controldevice for gasfeeder for endoscope, as shown and described.
FIG. 1 is a top, front and left side perspective view of a control device for gas feeder for endoscope showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a cross-sectional view of a portion taken along lines VI-VI of FIG. 3;
FIG. 7 is an enlarged cross-sectional view of a portion taken along lines VII-VII of FIG. 3; and,
FIG. 8 is a top, front and left side perspective view thereof in a manner of use.
The broken line portions of the control device for gas feeder for endoscope throughout the drawings are shown to depict environmental subject matter only and form no part of the claimed design.