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Patents

Patent Number Date Of Issue Title of Invention Inventors
3,431,551 03/03/1969 Depth Measuring Ultrasonic Transceiver

William L. Rollwitz; Harvey S. Benson

3,427,872 02/17/1969 Method & System for Investigating the Stress Condition of Magnetic Materials

Richard W. Leep; Richard L. Pasley

3,425,399 02/03/1969 Stratified Charge Gas Engine

Raymond G. Ward; Julius E. Witzky

3,412,243 11/18/1968 X-ray Apparatus for Measuring Internal Strains in an Elastomeric Body Having Spaced Embedded Therein

Russell D. Williams; Eugene L. Anderson; Leonard U. Rastrelli

3,395,564 08/05/1968 Elastomeric Strain Module & Method of Calibration

Leonard W. Rastrelli; Eugene L. Anderson

3,389,194 06/17/1968 Encapsulation-Submerged Nozzle

George R. Somerville

3,379,970 04/22/1968 Magnetic Crack Detector for Ferromagnetic Tubing

Felix N. Kusenberger; Herman F. Barsun; Joseph W. Fogwell

3,360,907 01/01/1968 Apparatus for Cleaning Air Filters

John M. Clark, Jr.; Robinson W. Brown; Ross F. Meriwether

3,357,170 12/04/1967 Railroad Track Weight Detector

William E. Cory; Jack B. Johnson

3,350,924 11/06/1967 Apparatus for Ultrasonic Inspection

James D. King