Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1989-07-03
1992-05-12
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03261395
REFERENCES:
patent: D187909 (1960-05-01), Gonas et al.
patent: D219739 (1971-01-01), Niemann
patent: D219779 (1971-01-01), Tiller
patent: D219780 (1971-01-01), Niemann
patent: D223913 (1972-06-01), Niemann
patent: D227465 (1973-06-01), Genaro
patent: D254088 (1980-01-01), Haug
patent: D291238 (1987-08-01), Haug et al.
patent: D297257 (1988-08-01), Kohlar, Jr. et al.
patent: D297357 (1988-08-01), Spangler
patent: 4525894 (1983-07-01), Knapp
Page 264 from a Jacob Delafon catalog, undated, showing the "Surf" handle (admitted prior art).
Harden advertisement showing the 63-01-9-OB-B valve handle, undated (admitted prior art).
American Standard advertisement showing the "Ceramix" valve handle, undated (admitted prior art).
Benthor advertisement showing the "Type 112" valve handle, undated (admitted prior art).
SOL advertisement entitled "Bellezze Al Bagno", undated (admitted prior art).
Dornbracht advertisement from 1986 showing the "Cosima" line of fittings.
Delafon Jacob
Largen James R.
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