The first commercial microwave oven was nearly 6 feet tall and weighed in at 750 pounds.
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| Number | Title | Issue Date |
| 4718009 | Default proof credit card method system A method and system for credit card issuers with cardholders that own insurance policies with surrender cash values in them. The method and system include the use of computerized and information storage systems for obtaining information storage systems fo... | 01/05/1988 |