| http://www.w3.org/ns/prov#value | - FIG. 9b depicts the actuating forces associated with the manual air displacement pipettes illustrated in FIGS. 1 and 2.FIG. 10 is a diagrammatic sectional side view of another embodiment of a pipette similar to the basic embodiment shown in FIG. 1, with a relatively weak spring for assisting the pipette user in moving and positioning the plunger unit at alocation between the upper stop and home po
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