O'CONNELL, Acting Chief Judge.
This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the rejection by the Primary Examiner of claims 2 and 3 of the appellant's application No. 192,579 for the reissue of patent No. 2,513,233 granted June 27, 1950, for "Multiple Jet Blasting Charge."
The appealed claims are as follows:
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