Method of forming a tamper evident sealing liner

Details Method of forming a tamper evident sealing liner Method of forming a tamper evident sealing liner

1988-05-27

1989-04-18

Schmidt, Frederick R.

Manufacturing container or tube from paper; or other manufacturi

Container making

Rigid container

413 9, 413 64, 493 79, B31B 160, B21D 5146

Patent

active

048223263

ABSTRACT:
A tamper evident safety seal is formed from a sealing liner having an integral tab portion, the tab being double folded for increased strength.

REFERENCES:
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patent: 4127187 (1978-11-01), Smith
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patent: 4328905 (1982-05-01), Hardt
patent: 4341498 (1982-07-01), Ellis
patent: 4418831 (1983-12-01), Schellenberg
patent: 4523689 (1985-06-01), Laub
patent: 4556152 (1985-12-01), Bogren
patent: 4605136 (1986-08-01), Debetencourt
patent: 4666052 (1987-05-01), Ou-Yang

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