Envelopes – wrappers – and paperboard boxes – Postal cards or packets
Patent
1989-03-16
1993-04-27
Garbe, Stephen P.
Envelopes, wrappers, and paperboard boxes
Postal cards or packets
B42D 1504
Patent
active
052054756
ABSTRACT:
A confidential sheet in the form of a sealed letter, postcard or the like and having a sheet body bearing the information to be concealed on one surface thereof, the confidential sheet being formed in a lapped state by folding the sheet body in at least two with the information bearing surface inside. The body comprises means for preventing the information from being seen through from outside.
A paper for preparing the confidential sheet has a body bearing information on one side thereof and comprising means for preventing the information from being seen through the other side thereof.
A continuous form for successively making a plurality of sealed letters, postcards or like confidential sheets bearing concealable information, the body of the form bearing the information on one side thereof and comprising means for preventing the information from being seen through the other side thereof.
A document sheet for preparing a sealed letter, postcard or like confidential sheet bearing concealable information, the body of the document sheet bearing the information on one side thereof and comprising means for preventing the information from being seen through the other side thereof.
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Hochin Norio
Shibahara Kenji
Evercoat Kabushiki Kaisha
Garbe Stephen P.
Kabushiki Kaisha Challenge Five
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