Patents by Inventor Lawrence M. Street

Lawrence M. Street 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).

  • Stirrer motor support
    Patent number: 4382200
    Abstract: A stirrer motor, for a flask having a neck through which a drive shaft extends from the motor to an agitating device in the flask, is arranged to be supported by means located in the neck.
    Type: Grant
    Filed: April 10, 1981
    Date of Patent: May 3, 1983
    Inventor: Lawrence M. Street
  • Flask-supportable stirrer drive unit
    Patent number: D280235
    Type: Grant
    Filed: July 9, 1982
    Date of Patent: August 20, 1985
    Assignee: Hy-Per-Graph Limited
    Inventor: Lawrence M. Street