| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To obtain a drawing material that is inexpensive and draws a beautiful calligraphy by a simple process. <P>SOLUTION: The drawing material comprises powder oil and fat as a main component. Preferably the powder oil and fat is granular vegetable oil and fat, is dissolved in water and used as an aqueous solution of oil and fat. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
