The ornamental design for a grate for gasovenrange, as shown and described.
1. Grate for gas oven range
1.1 is a top, front, and right side perspective view of a grate for gas oven range showing our new design;
1.2 is a front elevation view thereof;
1.3 is a rear elevation view thereof;
1.4 is a left side elevation view thereof;
1.5 is a right side elevation view thereof;
1.6 is a top plan view thereof;
1.7 is a bottom plan view thereof; and
1.8 is a top, front, and right side perspective view thereof as mounted on top of an exemplary gas oven range.
The broken line showing of the gas oven range is provided for the purpose of illustrating environmental structure and forms no part of the claimed design.