| 摘要 |
PROBLEM TO BE SOLVED: To provide a calendar board which enables a user to change the pattern of a ready-made calendar to his or her favorite pattern. SOLUTION: His or her favorite picture or photograph is set to a thin transparent plastic plate, of which size corresponds to the pattern of the ready-made calendar, and this plastic plate is superposed over the pattern of the ready-made calendar to obtain a calendar having his or her favorite private pattern.
|
