Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Design Patent
2002-10-15
2003-08-19
Holtje, Nelson C. (Department: 2913)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Design Patent
active
D0478650
CLAIM:
I claim the ornamental design for a switch valve, as shown and described.
REFERENCES:
patent: D77028 (1928-11-01), Price
patent: D234200 (1975-01-01), Buechler
patent: D318903 (1991-08-01), Lenberg
patent: D412561 (1999-08-01), Voo
patent: D430272 (2000-08-01), Hung-Lin
patent: D438595 (2001-03-01), Ferrer Beltran
patent: D448454 (2001-09-01), Lai
www.andersonmetals: catalog 2002—Angle Stops at top.
Harrison & Egbert
Holtje Nelson C.
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