Plumbing fitting handle

Details Plumbing fitting handle Plumbing fitting handle

1992-03-06

1994-03-01

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Valve or body therefor

D 8311

Patent

active

D03447863

REFERENCES:
patent: D90772 (1933-09-01), Kasch
patent: D167619 (1952-09-01), Coran
patent: D169434 (1953-04-01), Gredoll
patent: D241844 (1976-10-01), Shames et al.
patent: D242921 (1977-01-01), Bake et al.
patent: D258835 (1981-04-01), Saporito et al.
patent: D258981 (1981-04-01), Saporito
patent: D281097 (1985-10-01), Arnold et al.
patent: D298275 (1988-10-01), Hill
patent: D300239 (1989-03-01), Spangler
patent: D332825 (1993-01-01), Bonnell
patent: D339515 (1993-09-01), Formgren
Undated Jacob Delafon ad for "Squash" fixtures, admitted prior art.
Undated ad for Duemila handles, admitted prior art.
Kohler ad dated Feb. 1986 for toilet trip levers.

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