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Class Information
Number: 4/DIG.4
Name: Baths, closets, sinks, and spittoons > Garbage grinder

Patents under this class:

Patent Number Title Of Patent Date Issued
8490277 Garbage disposal installation tool and method of use thereof Jul. 23, 2013
7967225 Garbage disposal blade guard Jun. 28, 2011
6258594 Human waste treatment system Jul. 10, 2001
5856173 Apparatus for comminuting organic waste and injecting bio-enzymes into the waste Jan. 5, 1999
5773281 Apparatus for treating raw garbage Jun. 30, 1998
5560052 Garbage disposal assembly with decorative sink flange mask Oct. 1, 1996
5271108 Sink drain guard Dec. 21, 1993
5249749 Self-cleaning garbage disposal Oct. 5, 1993
4761235 Waste collection device for garbage grinder Aug. 2, 1988
4752035 Disposal guard Jun. 21, 1988
4745642 Disposer Safeguard May. 24, 1988
4689840 Built-in sink Sep. 1, 1987
4411054 Art of installing a sink drain flange assembly capable of supporting a garbage disposal Oct. 25, 1983
4310933 Food waste disposer mounting assembly Jan. 19, 1982
4271540 Sewage system with comminutor Jun. 9, 1981
4135258 Waste disposer mounting apparatus Jan. 23, 1979
4034422 Device for disposal of materials, particularly of household and kitchen waste Jul. 12, 1977
4032446 Waste material handling system Jun. 28, 1977

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