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Class Information
Number: 4/DIG.11
Name: Baths, closets, sinks, and spittoons > Oil toilet
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
6589440 Waterless urinal with liquid seal, liquid seal and method of using liquid seal Jul. 8, 2003
6487731 Self-cleaning, waste storing, odorless, environmentally friendly toilet for humans and animals Dec. 3, 2002
4627383 Animal waste collection arrangement Dec. 9, 1986
4519103 Self-contained sewage waste disposal system May. 28, 1985
4433443 Self-contained flow through sewage waste disposal system Feb. 28, 1984
4313233 Waterless flush toilet system Feb. 2, 1982
4222130 Waterless flush toilet system Sep. 16, 1980
4070714 Sewerless recirculating toilet and human waste storage system Jan. 31, 1978
4040956 Synthetic flush fluids Aug. 9, 1977
4028747 Oil toilet Jun. 14, 1977
3974528 Sewage system with reusable flush medium Aug. 17, 1976
3951796 Oil recirculating toilets Apr. 20, 1976
3934275 Oil recovery system Jan. 27, 1976











 
 
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