DRUMMOND
Filed: October 21, 1965
PIPETTES
Owned by: DRUMMOND SCIENTIFIC COMPANY
Serial Number: 72230803
WIRETROL
Filed: August 13, 1970
DISPENSING MICROPIPETTE WITH WIRE PLUNGER
Owned by: DRUMMOND SCIENTIFIC COMPANY
Serial Number: 72367956
DIALAMATIC
Filed: April 2, 1974
MICRODISPENSER COMPRISING CALIBRATED MECHANISM FOR FILLING AND DISCHARGING LIQUID FROM A MICROPIPETTE
Owned by: DRUMMOND SCIENTIFIC COMPANY
Serial Number: 73017765
PIPET-AID
Filed: June 13, 1975
ELECTRICALLY DRIVEN PUSH BUTTON MILLILITER PIPET FILLER FOR DRAWING LIQUIDS INTO AND EXPELLING LIQUIDS FROM, PIPETTES OR…
Owned by: DRUMMOND SCIENTIFIC COMPANY
Serial Number: 73055044
HEMATO-CLAD
Filed: July 16, 1992
hematocrit tubing having an exterior plastic cladding
Owned by: DRUMMOND SCIENTIFIC COMPANY
Serial Number: 74295265
