2016-08-242016-08-241972-05-30http://hdl.handle.net/10919/72629An apparatus for transfer of anaerobic bacteria under oxygen-free conditions having at least one pivotally mounted discharge for discharge of an oxygen-free gas downwardly toward a tube support and a discharge for discharge of measured quantities of anaerobic bacteria toward the tube support. The gas discharge can be pivoted to a remote position.application/pdfen-USPatenthttps://patentimages.storage.googleapis.com/pdfs/93db1cc6c1592634a330/US3666629.pdf5047479435/309.1435/309.1C12M23/50C12M33/04Y10S435/8013666629