Flapper flush valve for toilet tanks

Details Flapper flush valve for toilet tanks Flapper flush valve for toilet tanks

1983-02-07

1985-12-10

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Patent

active

D02817136

REFERENCES:
patent: D199223 (1964-09-01), Rennels
patent: D203378 (1965-12-01), Harold
patent: D238424 (1976-01-01), Schoepe
patent: D248313 (1978-06-01), Henry
patent: D248404 (1978-07-01), Henry
patent: 2767406 (1956-10-01), Bennett
patent: 3702012 (1972-11-01), Bennett
patent: 3707733 (1973-01-01), Gore et al.
patent: 4419773 (1983-12-01), Sullivan
patent: 4497076 (1983-02-01), Sullivan

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