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2279922
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Information
Patent Grant
2279922
References
Source
Patent Number
2,279,922
Date Filed
Not available
Date Issued
Tuesday, April 14, 1942
82 years ago
CPC
F28G3/14 - thrown into working position by centrifugal force
Y10T29/4528 - with rotary head
US Classifications
015 - Brushing, scrubbing, and general cleaning
029 - Metal working
072 - Metal deforming
125 - Stone working
134 - Cleaning and liquid contact with solids
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