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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 |
| RE40795 | Process for producing 5-substituted oxazole compounds and 5-substituted imidazole compounds A process for producing heterocyclic compounds which are useful as pesticides, drugs, fungicidal materials or intermediates thereof. TosMIC is reacted with an aldehyde or an imino compound: 1) in a solvent mixture of an aprotic solvent with a protic solvent in the p... | 06/23/2009 |
| 7468174 | Method for producing chlorosulfonyl isocyanate A method for producing chlorosulfonyl isocyanate by reaction of sulfur trioxide with cyanogen chloride, wherein chlorosulfonyl isocyanate or a solution including chlorosulfonyl isocyanate is used as a reaction solvent, sulfur trioxide and cyanogen chloride which are... | 12/23/2008 |
| 7241924 | Industrial process for the production of diphenyl sulfone compounds A process for producing 4-isopropoxy-4′-hydroxydiphenyl sulfone useful as the developer for leuco dyes to be used in thermosensible papers, which is excellent in productivity, economical efficiency and safety and permits the production of the compounds from consta... | 07/10/2007 |
