Baths – closets – sinks – and spittoons – Dry closets
Patent
1998-05-19
1999-11-16
Eloshway, Charles R.
Baths, closets, sinks, and spittoons
Dry closets
4239, 4474, A47K 1102
Patent
active
059834153
ABSTRACT:
A toilet riser, for use in restroom buildings, has a generally tubular shape and a hollow, double-walled construction. Liquid-tight walls define an empty chamber. The riser is formed from cross-linked polyethylene in a multi-part mold having smooth cavity surfaces so that all external surfaces of the riser are smooth and easy to clean.
REFERENCES:
patent: D237887 (1975-12-01), Landsberger
patent: D257386 (1980-10-01), Bogan
patent: 2980922 (1961-04-01), Taylor
patent: 3364505 (1968-01-01), Palmier
patent: 4187561 (1980-02-01), Bogan
patent: 4581780 (1986-04-01), Hoskins et al.
patent: 5412815 (1995-05-01), Ellis
Eloshway Charles R.
Romtec, Inc.
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