| 摘要 |
PROBLEM TO BE SOLVED: To solve problems with conventional wiping, using a dustcloth wetted with water, including extreme difficulty in removing ordinary dust and stains, greasy stains sticking to small hollows or corners of a wire door, an air conditioner filter or every other places. SOLUTION: A felt impregnated with water or a detergent effective to remove greasy dirt is prepared. The felt is used to easily wipe out dust, stains and greasy stains in small hollows and corners. COPYRIGHT: (C)2003,JPO
|
