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2960714
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Information
Patent Grant
2960714
References
Source
Patent Number
2,960,714
Date Filed
Not available
Date Issued
Tuesday, November 22, 1960
63 years ago
CPC
A47L11/4013 - Contaminants collecting devices
A47L9/04 - with driven brushes or agitators
A47L11/204 - having combined drive for brushes and for vacuum cleaning
A47L11/4025 - Means for emptying
A47L11/4041 - Roll shaped surface treating tools
A47L11/4044 - Vacuuming or pick-up tools; Squeegees
A47L11/4069 - Driving or transmission means for the cleaning tools
A47L11/4075 - Handles; levers
A47L11/4094 - Accessories to be used in combination with conventional vacuum-cleaning devices
US Classifications
015 - Brushing, scrubbing, and general cleaning
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