| http://www.w3.org/ns/prov#value | - tive tip and the pen body conductive tip may be used by a user to zoom in and out of web pages or other documents being viewed, allowing the user to avoid the need to physically touch the screen in order to do so. [0013] In another embodiment, a multi-function writing apparatus or pen input device comprises a pen input device for use on a paper medium.
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