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| Tupper Diva | Tupperware® 1960's Presentation Booklet | page 4 |
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... there is safety in numbers! Patten numbers (list of patten numbers in) U.S., Canada, Argentine, Union of So. Africa, Belgium, Switzerland and Italy. Other U.S. and foreign patents pending Protecting the exclusive Tupper (logo) Tupper Seal as effectively as the Tupper seal protects your foods. Remember if it does not have the Tupper Seal it is not Tupperware®. |