Switch valve
Description
FIG. 1 is an upper perspective view of the switch valve showing my design.
FIG. 2 is a side view thereof;
FIG. 3 is an opposite side view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a back view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is an upper perspective view thereof with an environmental showing of a knob;
FIG. 9 is an upper perspective view thereof with another enviromental showing of a knob; and,
FIG. 10 is an upper perspective view thereof with yet another environmental showing of a knob.
The broken line showings of knobs are for illustrative purposes only and form no part of the claimed design.
Claims
I claim the ornamental design for a switch valve, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D77028 | November 1928 | Price |
D234200 | January 1975 | Buechler |
D318903 | August 6, 1991 | Lenberg |
D412561 | August 3, 1999 | Voo |
D430272 | August 29, 2000 | Hung-Lin |
D438595 | March 6, 2001 | Ferrer Beltran |
D448454 | September 25, 2001 | Lai |
- www.andersonmetals: catalog 2002—Angle Stops at top.
Patent History
Patent number: D478650
Type: Grant
Filed: Oct 15, 2002
Date of Patent: Aug 19, 2003
Inventor: Hung-Lin Lai (Kou Chien Li, Lu Kang Township, Chang Hua Hsien)
Primary Examiner: Nelson C. Holtje
Attorney, Agent or Law Firm: Harrison & Egbert
Application Number: 29/169,062
Type: Grant
Filed: Oct 15, 2002
Date of Patent: Aug 19, 2003
Inventor: Hung-Lin Lai (Kou Chien Li, Lu Kang Township, Chang Hua Hsien)
Primary Examiner: Nelson C. Holtje
Attorney, Agent or Law Firm: Harrison & Egbert
Application Number: 29/169,062
Classifications