Earbud and method of manufacture
An earbud for carrying sound from a source to a person's ear canal, includes a soft foam body and a sleeve of stiffer material lying within the body. The body is molded around the sleeve and is chemically bonded to the sleeve without an adhesive between them. The earbud is molded around the sle...
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| Format: | Patent |
| Sprache: | eng |
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