PURPOSE: To provide a special envelop letter made usable in the output of a word processor or a copier and widened in the entry effective area of the contents of a letter by making the shape of paper almost square.
CONSTITUTION: A perforation line (m) is provided to the periphery of paper having an almost aquare shape and an opening piece 16 is provided to the outer peripheral edge of the perforation line (m) and a bonding piece 15 is provided to one side at the predetermined place of the opening piece through a third fold line (c) and, further, first and second fold lines (a), (b) are provided on the diagonal lines reaching four corners of the opening piece 16 and almost triangular regions formed by the crossing of the first and second fold lines (a), (b) are divided into an address surface, a sender surface and an entry surface to constitute a special envelop letter. The envelop letter is folded along the first and second fold lines (a), (b) and the bonding piece 15 is folded back along the third fold line (c) to be bonded to the opening piece 16 of the sender surface 12 to form an envelop having an almost triangular shape.
| WO/2004/078483 | APPARATUS FOR CONVERTING A PHOTOGRAPHY INTO A POSTCARD |
| JPS63137387 | IC CARD MEMORY |
| JPH11227365 | STEREOSCOPIC TRIPLY-FOLDED LETTER |
TSUGIMURA KAZUYOSHI
WATANABE KAZUHIRO
NAKAMUTA HIROYUKI
HIROSE MAKOTO
KENMOKU SATOSHI
