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An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
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| Number | Title | Issue Date |
| 4324175 | Apparatus for rice polishing Apparatus is disclosed for polishing rice grains for generating super luster on rice grain surfaces which comprises means for grind-polishing rice grains from unpolished rice grains into intermediately polished rice grains whereby the yield of said interm... | 04/13/1982 |
