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2889006
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Information
Patent Grant
2889006
References
Source
Patent Number
2,889,006
Date Filed
Not available
Date Issued
Tuesday, June 2, 1959
65 years ago
CPC
A47L11/4097 - Means for exhaust-air diffusion; Exhaust-air treatment
A47L11/30 - by suction
A47L11/4027 - Filtering or separating contaminants or debris
A47L11/4033 - Means for cleaning filters
A47L11/408 - Means for supplying cleaning or surface treating agents
Y10S55/03 - Vacuum cleaner
US Classifications
055 - Gas separation
015 - Brushing, scrubbing, and general cleaning
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