RESEARCH INVESTIGATION OF APPLICATION OF TRANSISTORS TO FREQUENCY METER FR-67()/U. AND MANUFACTURE OF EXPERIMENTAL MODELS Interim Report 1 January 1955 to 1 April 1955

摘要

The third quarterly report is an interim report submitted as a tangible con¬sideration for the authorization of an extension of contract time. The con¬tract was originally scheduled to be completed by 30 July 1955, and is now to be completed by 30 October 1955.