Patents by Inventor Marion W. Street, Jr.

Marion W. Street, Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Detection of hidden insects
    Patent number: 3963927
    Abstract: A system or method of detecting hidden insects by the measurement of CO.sub.2 respired is described. The system consists of a series of valves, pressure regulator, gauges, and an infrared analyzer. After purging the system is sealed and the CO.sub.2 allowed to build up. The CO.sub.2 then moves through the infrared gas analyzer as a bolus and the detection is thus achieved.
    Type: Grant
    Filed: June 18, 1975
    Date of Patent: June 15, 1976
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: William A. Bruce, Marion W. Street, Jr.