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1472208
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Information
Patent Grant
1472208
References
Source
Patent Number
1,472,208
Date Filed
Not available
Date Issued
Tuesday, October 30, 1923
100 years ago
CPC
A47L11/4088 - Supply pumps; Spraying devices; Supply conduits
A47L11/307 - having reciprocating tools
A47L11/4038 - Disk shaped surface treating tools
A47L11/4044 - Vacuuming or pick-up tools; Squeegees
A47L11/4058 - for adjusting the height of the tool
A47L11/4069 - Driving or transmission means for the cleaning tools
US Classifications
015 - Brushing, scrubbing, and general cleaning
451 - Abrading
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