prov:value
| - uous use. [0011] Certain embodiments further make it possible to integrate a writing and marking instrument into host devices, for example, key chains, clothing or hats, or common hand-held appliances, such as mobile telephones, electronic data devices, mini-computers, cameras, calculators, key chain transmitters, timekeeping devices including wristwatches, and similar devices, such that the writi
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