Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1997-04-02
1999-04-06
Douglas, Alan P.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
2301
Patent
active
D04077997
REFERENCES:
patent: 2648517 (1953-08-01), Berland et al.
patent: 3504694 (1970-04-01), Noland
patent: 5092359 (1992-03-01), Wirth et al.
Attached Exhibit A consisting of 5 views of a design for a toggle valve 1995.
Attached Exhibit B consisting of a facsimile cover sheet 1995.
Attached Exhibit C consisting of 3 pages of drawings of a design for a toggle valve 1995.
DiBiase Thomas E.
Kitchen Dale J.
Douglas Alan P.
Swagelok Marketing Co.
Taylor Robin V.
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