Application of Kinderman

O’CONNELL, Judge.

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the decision of the Primary Examiner rejecting claims 1-9; 13, and 59 in appellant’s application for a patent relating to a gauge for indicating liquid level or differential pressure by magnetic force transmitted from a pressure container, through a nonmagnetic wall, to a spiral armature outside the container, such as a steam boiler. The gauge as applied to a boiler is located in position to be read from the floor.

Thirty claims have been allowed, all of which were drawn to…