| http://www.w3.org/ns/prov#value | - Furthermore, as shown in FIGS. 3A and 4A, the hollow barrel sleeve 10 of the liquid marking and eradicating instrument 1 may alternately have annular gripping cushions 10a and 10b, of rubber, foam or other suitable material, such as a malleable cushion of a flexible polymer, which conforms to the contours of the fingers of the user, such as writing pens sold under the trademark Dr. Grip???.
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