US2574578A
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Crystal grinder attachment for suction cleaners
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US2500955A
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Airtight tubular coupling
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US2280495A
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Suction cleaner air flow construction
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US2245151A
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Tubular coupling for suction cleaners and the like
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US2296359A
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Suction cleaner motor mounting and filter construction
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US2318088A
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Suction cleaning apparatus
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US2283557A
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Suction cleaner outlet construction
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US2296351A
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Fan construction for suction cleaners and the like
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US2273211A
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Tubular coupling
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US2233104A
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Self-aligning bearing
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US2259855A
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Suction cleaner dust bag opening construction
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US2243353A
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Dust bag for suction cleaners
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US2201835A
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Suction cleaner nozzle adjustment signal
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US2203537A
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Nozzle adjusting construction
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US2179665A
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Suction cleaner construction
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US2199643A
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Suction cleaner nozzle and adjustable brush therefor
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US2184881A
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Tubular coupling for suction cleaners and the like
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US2169323A
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Food preparer
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US2143202A
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Food preparer
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US2203171A
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Suction cleaner
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