U.S. patents available from 1976 to present.
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Patent No. 6004596

Sealed Crustless Sandwich

A sealed crustless sandwich for providing a convenient sandwich without an outer crust which can be stored for long periods of time without a central filling from leaking outwardly.

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Class 400/39 - Including spool for roll of carbon paper


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein said carbon paper is of indeterminate
No. of patents: 0


 
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