Combination pressure switch and gage
Latest Dwyer Instruments, Inc. Patents:
Description
FIG. 1 is a perspective view of the combination pressure switch and gage.
FIG. 2 is a front view of the combination pressure switch and gage.
FIG. 3 is a rear view of the combination pressure switch and gage.
FIG. 4 is a left side view of the combination pressure switch and gage.
FIG. 5 is a right side view of the combination pressure switch and gage.
FIG. 6 is a top view of the combination pressure switch and gage; and,
FIG. 7 is a bottom view of the combination pressure switch and gage.
Claims
The ornamental design for a combination pressure switch and gage, as shown and described.
Referenced Cited
U.S. Patent Documents
3645140 | February 1972 | Phillips et al. |
4011759 | March 15, 1977 | Phillips et al. |
4030365 | June 21, 1977 | Phillips et al. |
4347744 | September 7, 1982 | Buchanan |
D301018 | May 9, 1989 | Hestich |
D316975 | May 21, 1991 | Brown et al. |
D316982 | May 21, 1991 | Hestich |
D348018 | June 21, 1994 | Poleshuk et al. |
6089098 | July 18, 2000 | Tylisz et al. |
D429655 | August 22, 2000 | Cowan et al. |
Patent History
Patent number: D488735
Type: Grant
Filed: Mar 4, 2003
Date of Patent: Apr 20, 2004
Assignee: Dwyer Instruments, Inc. (Michigan City, IN)
Inventors: Brian L. Palmer (Michigan City, IN), Daniel A. Heuer (New Carlisle, IN), Ronald R. Krueger (Michigan City, IN)
Primary Examiner: Antoine Duval Davis
Attorney, Agent or Law Firm: Barnes & Thornburg
Application Number: 29/177,099
Type: Grant
Filed: Mar 4, 2003
Date of Patent: Apr 20, 2004
Assignee: Dwyer Instruments, Inc. (Michigan City, IN)
Inventors: Brian L. Palmer (Michigan City, IN), Daniel A. Heuer (New Carlisle, IN), Ronald R. Krueger (Michigan City, IN)
Primary Examiner: Antoine Duval Davis
Attorney, Agent or Law Firm: Barnes & Thornburg
Application Number: 29/177,099
Classifications
Current U.S. Class:
Public Utility Meter, I.e., Gas, Water, Etc. (D10/99)
International Classification: 1004;
International Classification: 1004;