"The Americans have need of the telephone, but we do not. We have plenty of messenger boys."
Sir William Preece, chief engineer, British Post Office ; 1878
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| Number | Title | Issue Date |
| 5935554 | Concentrated aerosol space spray that is not an emulsion A dispenser for space spraying an aerosol composition comprising a container for containing the aerosol composition and a metering device for space spraying a metered amount of he composition. The composition comprises active ingredient and propellant whe... | 08/10/1999 |
| 5783202 | Pediculicidal mousse composition for killing head lice A non-residual, pediculicidal mousse composition for treating head lice consisting essentially of about 0.1 to about 10% w/w of pediculicidal agent, about 70 to about 97% w/w of a foaming agent, which includes water, a surface active agent, a fatty alcoho... | 07/21/1998 |
| 5516504 | Concentrated water-free aerosol space spray A dispenser for space spraying an aerosol composition comprising a container for containing the aerosol composition and a metering device for space spraying a metered amount of he composition. The composition comprises active ingredient and propellant whe... | 05/14/1996 |