| 摘要 |
PROBLEM TO BE SOLVED: To provide a simple wiper which cleans a transparent or glossy surface and is used without leaving cleaning traces. SOLUTION: This wiper has a cloth impregnated with a detergent solution including various organic solvents and/or surfactants of an extremely low concentration, e.g. 0.0001-0.1 mass%. COPYRIGHT: (C)2004,JPO
|
