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A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 4412833 | Tampon applicator This invention relates to a tampon applicator. More particularly, this invention relates to an application system for hygienic introduction of a tampon which comprises a substantially cylindrical outer sleeve, a substantially cylindrical inner sleeve disp... | 11/01/1983 |
| 4179268 | Method of machine washing of solid soiled materials by reversibly contacting the circulating wash liquid with aluminosilicates An improvement in the machine washing of solid soiled materials comprising withdrawing and recycling the wash liquor in contact with said solid soiled materials through a silicate cation exchange compound having some combined water and a particle size of ... | 12/18/1979 |
| 4164430 | Method of washing materials while reversibly circulating wash liquid through a cation exchange resin Solid soiled materials are machine washed by withdrawing and recycling the wash liquor in contact with said solid soiled materials through a water-insoluble cation exchange polymer in particulate state having a calcium binding power of at least 2 mVal per... | 08/14/1979 |
