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1939-12-07 |
1945-04-03 |
Hoover Co |
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1948-03-31 |
1952-04-29 |
Hoover Co |
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1972-09-22 |
1974-12-23 |
Electrolux Ab |
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USD333891S
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1990-07-11 |
1993-03-09 |
Black & Decker Inc. |
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1991-09-10 |
1993-03-09 |
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1999-11-05 |
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2002-11-22 |
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2003-01-22 |
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2006-11-14 |
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2003-06-05 |
2004-08-24 |
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Filter cup assembly for a vacuum cleaner
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2004-03-24 |
2005-06-21 |
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2007-04-24 |
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2005-01-14 |
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Emerson Electric Co. |
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Emerson Electric Co. |
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2009-09-29 |
Emerson Electric Co. |
Filter for a wet/dry vacuum cleaner
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2017-10-06 |
2021-03-23 |
Kohler Co. |
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2018-12-10 |
2021-03-23 |
Dyson Technology Limited |
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2020-09-09 |
Numatic Int Ltd |
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2021-04-14 |
Sprintus GmbH |
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2022-03-22 |
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