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Class Information
Number: 15/421.1
Name: Brushing, scrubbing, and general cleaning >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
15/1	Miscellaneous	63
15/1.51	Electrostatic cleaning	191
15/1.7	Submerged cleaners with ambient flow guides	535
15/104.001	Implements	86
15/246	Attachments	309
15/257.01	Accessories	112
15/268	Work supports	43
15/3	Machines	125
15/DIG.1	Rechargeable batter	48
15/DIG.10	Handles, reels and switches	27
15/DIG.11	Indicators	4
15/DIG.12	Tape head cleaner	33
15/DIG.13	Magnetic tape cleaner	21
15/DIG.14	Phonograph record cleaner	21
15/DIG.15	Moisture responsive	55
15/DIG.2	Car cleaning plants	264
15/DIG.3	Matrix	8
15/DIG.4	Ferrules	17
15/DIG.5	Varied length bristle	184
15/DIG.6	Varied composition bristle	58
15/DIG.7	Driers	4
15/DIG.8	Dust bags and separators	11
15/DIG.9	Dust mop cleaners	3