Patents Represented by Attorney Edward R. Grant

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  • Marine specimen collector
    Patent number: 4239019
    Abstract: A marine specimen collector havng a container, with front and rear closure, a piston within said container, elastomeric cords biasing said piston toward said rear closure, a sear to hold said piston at a selected position of bias, and a trigger to release said sear and allow said piston to move away from said front closure, whereby water is forced into said container.
    Type: Grant
    Filed: August 27, 1979
    Date of Patent: December 16, 1980
    Inventor: Timothy Andrews