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US2613380A
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Carpet sweeper wheel linkage
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Metal-edge filter stack washer
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GB621564A
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Improvements in sweepers fo carpets, floors or the like
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Brake and spring suspension linkage
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US2436108A
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Metal-edge filter stack
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Turbosupercharger
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Carpet sweeper brush and wheel pressure adjusting mechanism
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US2497886A
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Carpet sweeper
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US2281439A
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Die set for making metal-edge filters
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US2497885A
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Carpet sweeper
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High speed method of making metal-edge filters
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Die set for making metal-edge filters
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Non-rearing-up automobile spring suspension
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Automobile brake and suspension linkage
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US2255773A
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Vibrationless power plant
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US2251936A
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Steering linkage
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