73648667
Mar 9, 1987
Sep 22, 1987
HELENA LABORATORIES CORPORATION
Active Trademark
SQUEEZABLE PLASTIC DISPENSER CAPS FOR ENCLOSING OR CAPPING LABORATORY TEST TUBES TO DISPENSE OR EXPEL DROPS OF LIQUIDS FROM THE TUBES THROUGH THE CAPS TO OTHER LOCATIONS WITHOUT UNCAPPING AND RECAPPING THE TUBES
Electrical and Scientific Apparatus