4. Washing, cleaning, or drying machine
  5. Washing, cleaning, or drying machine
  6. Surface treatment, e.g., floor, street, etc.

Harold W. Schaefer

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Brush-beater for a vacuum cleaner and method for making the same

Brushing – scrubbing – and general cleaning – Implements – Brush or broom
Patent

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Casing for a vacuum cleaner

Machines not elsewhere specified – Textile – sewing – knitting and embroidering machine – Sewing machine
Patent

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Method of making a brush-beater for a vacuum cleaner

Brush – broom – and mop making – Processes
Patent

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Pressure spray carpet cleaner

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent

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Self-propelled vacuum cleaner

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent

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Profile ID: LFUS-PAI-P-470657

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