Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Design Patent
2008-04-21
2009-12-01
Brooks, Cathron C. (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Design Patent
active
D0605252
CLAIM:
The ornamental design for a switch valve, as shown and described.
REFERENCES:
patent: D27244 (1897-06-01), Ford
patent: 5992823 (1999-11-01), Hung-Lin
patent: D448454 (2001-09-01), Lai
patent: D470222 (2003-02-01), Nortier
patent: D473631 (2003-04-01), Lai
patent: D473931 (2003-04-01), Lai
patent: 6640390 (2003-11-01), Lai
patent: D495031 (2004-08-01), Taylor
patent: 7124999 (2006-10-01), Lai
Brooks Cathron C.
Kamrath Alan
Kamrath & Associates PA
Stevens Maurice
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