Envelopes – wrappers – and paperboard boxes – Postal cards or packets
Patent
1992-11-19
1993-06-08
Garbe, Stephen P.
Envelopes, wrappers, and paperboard boxes
Postal cards or packets
283106, 283107, B65D 2700
Patent
active
052171620
ABSTRACT:
A communication medium such as a postcard in which surfaces on which information, e.g., communication sentences is shown are bonded by heating with a synthetic resin film or the like interposed therebetween to send the information while concealing the information and other printed contents, a method of manufacturing this communication medium, and a communication medium intermediate sheet including a synthetic resin film or the like interlaid in the postcard. The synthetic resin film interlaid in the communication medium can be torn apart. The provision of such a film capable of being torn facilitates the operation of cutting off communication medium units of the postcard size and enables the receiver to easily dispose of the communication medium by tearing the same into pieces after unsealing the communication medium and reading the secret information.
REFERENCES:
patent: 4742954 (1988-05-01), Shishido
patent: 4885198 (1989-12-01), Kimura
patent: 4938506 (1990-07-01), Matsuguchi et al.
patent: 5011190 (1991-04-01), Matsuguchi et al.
Garbe Stephen P.
Kabushiki Kaisha Challenge Five
Pascua Jes F.
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