Becton Dickinson and Company Limited

Joan D Wiseman

Raymond T Wasek

Thomas J Jaeger

A multiplate subculture solid media device is provided with a connection for internal flow communication with a liquid medium culture bottle. The device includes a large transparent screw cap on one face thereof to gain easy access to the plurality of media plates for direct examination and sample taking through the growth period. The cap may transparent and of a size allowing continuous examination during the growth period without any opening. Alternatively, the cap internal surface may include the solid media plates so that culture growth activity may be directly observed by easy removal of the cap. As a further feature of the invention, the screw cap may include an integral magnifying lens for enhancing the continuous examination of culture growth.

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Bernardsville, NJ, United States of America

Joan D Wiseman