Expansion valve

Details Expansion valve Expansion valve

2003-09-24

2004-08-17

Holtje, Nelson C. (Department: 2913)

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Valve or body therefor

CD23S235000

Design Patent

active

D0494657

CLAIM:
The ornamental design for an expansion valve, as shown.

REFERENCES:
patent: 1101339 (1914-06-01), Schutt
patent: 3661182 (1972-05-01), Loveless
patent: D293811 (1988-01-01), Bennington et al.
patent: D413373 (1999-08-01), Watanabe
patent: D427285 (2000-06-01), Watanabe
patent: D427664 (2000-07-01), Yano et al.
patent: D429315 (2000-08-01), Okada et al.
patent: D440632 (2001-04-01), Fukuda et al.

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