Title:
ENVELOPE HAVING UNSEALING SECTION
Document Type and Number:
Japanese Patent JP2007008566
Kind Code:
A
Abstract:
To provide an envelope having an unsealing section capable of being easily unsealed on one surface of the envelope, and capable of preventing a content from jumping out from the envelope.
The envelope is formed by pasting base materials of the same size having different physical strengths to each other on the peripheral edges and having the unsealing section on one surface. In the envelope, the unsealing section is formed on the base material side having a higher physical strength.
Inventors:
SHIMIZU YUJI
NIITSUMA MEGUMI
NIITSUMA MEGUMI
Application Number:
JP2005194774A
Publication Date:
January 18, 2007
Filing Date:
July 04, 2005
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
B65D27/00; B65D27/34
Domestic Patent References:
| JPH0356617U | 1991-05-30 | |||
| JP2002059940A | 2002-02-26 |
Attorney, Agent or Firm:
Satoshi Kanayama