Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Patent
1989-01-05
1990-06-05
Marcus, Michael S.
Chemical apparatus and process disinfecting, deodorizing, preser
Control element responsive to a sensed operating condition
422104, 422 63, 7386414, 2482214, B01L 302, B01L 900
Patent
active
049312570
ABSTRACT:
Means are described for positively engaging a key in a keyway in a pipette and its support, to insure that proper dispensing position is maintained and that the pipette stays in the support. Preferably spring means are provided on the key for pressing against the keyway.
REFERENCES:
patent: 3696974 (1972-10-01), Van der Veken
patent: 4557619 (1985-12-01), DeVincentis
patent: 4773815 (1988-09-01), Lemelson
patent: 4798705 (1989-01-01), Jakubowicz
Porte Johannes J.
Quenin John A.
Eastman Kodak Company
Marcus Michael S.
Schmidt Dana M.
Snay Jeffrey R.
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