Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Dispersal
Patent
1994-10-20
1999-03-02
Douglas, Alan P.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Dispersal
2301
Patent
active
D04063171
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Hill Loran R.
Spangler Anthony G.
Valley Harold J.
Douglas Alan P.
Kapustij Myron B.
Sutherland Malcolm L.
Taylor Robin V.
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