E.B. Berkowitz patents the self-sealing envelope.
Home › Timeline Stories › Ingenuity Lands Self-Seal Patent

By Andy Perdue
December 21, 2022
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Simplify and Save With Tension Direct
Customize, automate and streamline your ordering process with print-on-demand Most, if not all, of us use on-demand services to make our personal lives easier and more enjoyable. Why should work…
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