Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1991-04-30
1993-02-16
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03333418
REFERENCES:
patent: D198029 (1964-04-01), Collins, Jr.
patent: D307045 (1990-04-01), Yost
patent: 935329 (1909-09-01), Sarrell et al.
patent: 1214747 (1917-02-01), Botker
patent: 1231293 (1917-06-01), Peters
patent: 1248781 (1917-12-01), Anderson
patent: 2536275 (1951-01-01), Godshall
Hollinger Fred
Tobias Samuel
Hayward Industries, Inc.
Largen James R.
Selitto, Jr. Ralph W.
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