Manual gas mass flow controller

Abstract

Description

The cross reference related application U.S. Pat. No. D. 590,734 S Apr. 21, 2009 Brooks Instrument, LLC, U.S. Pat. No. D. 436,876 S Jan. 30, 2011 Micro Motion, Inc., U.S. Pat. No. D. 584,179 S Jan. 6, 2009 Brooks Instrument, LLC.

FIG. 1 is a front left perspective view of a manual gas mass flow controller in accordance with the present design.

FIG. 2 is a front view for the manual gas mass flow controller.

FIG. 3 is a rear view thereof.

FIG. 4 is a left side plan view thereof.

FIG. 5 is a right side plan view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Claims

The ornamental design for a manual gas mass flow controller, substantially as shown and described.