EXCHANGE TICKET DOUBLE-DUTY AS POST CARD AND EXCHANGE TICKET DOUBLE-DUTY AS SEALED LETTER

摘要

PROBLEM TO BE SOLVED: To provide an exchange ticket which can also be used as a post card. SOLUTION: One side face is used as an exchange ticket and another side face is used as a post card and a specified commodity display 4 is done on the face used as the exchange ticket and the address, the designation or the name of a dealer of the specified commodity is displayed on the face used as the post card. It is possible thereby to deliver the commodity to a recipient by mailing it to the dealer by a sender.