Diamond v. Woodyard

O’CONNELL, Judge.

This is an appeal from the decision of the Board of Interference Examiners of the United States Patent Office awarding to ap-pellees priority of invention of the subject matter defined by counts 5 and 6, which read as follows:

“5. An electric discharge device comprising means for producing a stream of electrical charges, a hollow-body resonator interposed in the path of said stream, a portion of said resonator being capable of change in position to vary the resonant frequency of said resonator, and thermal means connected to said portion for changing the position of said…