| 摘要 |
Cellphones, headgear and devices with an added material ejector, with or without a blocker; and systems and methods for inhibiting access to the lips of speaking person including a sound receiving device for receiving speech of a person speaking, the person having lips that move when the person speaks, a blocker connected to the device for blocking the lips of the person speaking while the person is speaking; and, in some aspects, such a blocker with a material addition apparatus to provide added material for the breath of a person speaking, e.g., for preventing the spread of disease or to freshen a speaker's breath. This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b). |
